40696308 has 36 divisors (see below), whose sum is σ = 103068420. Its totient is φ = 13539456.

The previous prime is 40696303. The next prime is 40696321. The reversal of 40696308 is 80369604.

It can be written as a sum of positive squares in 2 ways, for example, as 33663204 + 7033104 = 5802^2 + 2652^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40696303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30928 + ... + 32216.

Almost surely, 2^40696308 is an apocalyptic number.

It is an amenable number.

40696308 is an abundant number, since it is smaller than the sum of its proper divisors (62372112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40696308 is a wasteful number, since it uses less digits than its factorization.

40696308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176 (or 2171 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 40696308 is about 6379.3657991998. The cubic root of 40696308 is about 343.9682344023.

The spelling of 40696308 in words is "forty million, six hundred ninety-six thousand, three hundred eight".