40413331 has 8 divisors (see below), whose sum is σ = 47313504. Its totient is φ = 33794880.

The previous prime is 40413313. The next prime is 40413337. The reversal of 40413331 is 13331404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40413331 - 2⁵ = 40413299 is a prime.

It is a super-2 number, since 2×40413331² = 3266474645031122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40413299 and 40413308.

It is not an unprimeable number, because it can be changed into a prime (40413337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70120 + ... + 70693.

It is an arithmetic number, because the mean of its divisors is an integer number (5914188).

Almost surely, 2^40413331 is an apocalyptic number.

40413331 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

40413331 is a deficient number, since it is larger than the sum of its proper divisors (6900173).

40413331 is a wasteful number, since it uses less digits than its factorization.

40413331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140861.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 40413331 is about 6357.1480240749. The cubic root of 40413331 is about 343.1691317961.

Adding to 40413331 its reverse (13331404), we get a palindrome (53744735).

The spelling of 40413331 in words is "forty million, four hundred thirteen thousand, three hundred thirty-one".