40790698 has 8 divisors (see below), whose sum is σ = 65892708. Its totient is φ = 18826464.

The previous prime is 40790693. The next prime is 40790713. The reversal of 40790698 is 89609704.

It can be written as a sum of positive squares in 2 ways, for example, as 39652209 + 1138489 = 6297^2 + 1067^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40790693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 784411 + ... + 784462.

Almost surely, 2^40790698 is an apocalyptic number.

40790698 is a deficient number, since it is larger than the sum of its proper divisors (25102010).

40790698 is a wasteful number, since it uses less digits than its factorization.

40790698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568888.

The product of its (nonzero) digits is 108864, while the sum is 43.

The square root of 40790698 is about 6386.7595852670. The cubic root of 40790698 is about 344.2339595123.

The spelling of 40790698 in words is "forty million, seven hundred ninety thousand, six hundred ninety-eight".