40698836 has 12 divisors (see below), whose sum is σ = 74971680. Its totient is φ = 19278360.

The previous prime is 40698829. The next prime is 40698839. The reversal of 40698836 is 63889604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40698839) 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, 267680 + ... + 267831.

It is an arithmetic number, because the mean of its divisors is an integer number (6247640).

Almost surely, 2^40698836 is an apocalyptic number.

It is an amenable number.

40698836 is a deficient number, since it is larger than the sum of its proper divisors (34272844).

40698836 is a wasteful number, since it uses less digits than its factorization.

40698836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535534 (or 535532 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 40698836 is about 6379.5639349410. The cubic root of 40698836 is about 343.9753565364.

The spelling of 40698836 in words is "forty million, six hundred ninety-eight thousand, eight hundred thirty-six".