413551421 has 8 divisors (see below), whose sum is σ = 423115704. Its totient is φ = 404052480.

The previous prime is 413551393. The next prime is 413551423. The reversal of 413551421 is 124155314.

It can be written as a sum of positive squares in 4 ways, for example, as 177928921 + 235622500 = 13339^2 + 15350^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-413551421 is a prime.

It is a super-2 number, since 2×413551421² = 342049555622238482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (413551423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3416 + ... + 28961.

It is an arithmetic number, because the mean of its divisors is an integer number (52889463).

Almost surely, 2^413551421 is an apocalyptic number.

It is an amenable number.

413551421 is a deficient number, since it is larger than the sum of its proper divisors (9564283).

413551421 is a wasteful number, since it uses less digits than its factorization.

413551421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32671.

The product of its digits is 2400, while the sum is 26.

The square root of 413551421 is about 20335.9637342320. The cubic root of 413551421 is about 745.0347091317.

The spelling of 413551421 in words is "four hundred thirteen million, five hundred fifty-one thousand, four hundred twenty-one".