40696650 has 36 divisors (see below), whose sum is σ = 109339542. Its totient is φ = 10852320.

The previous prime is 40696631. The next prime is 40696661. The reversal of 40696650 is 5669604.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 23532201 + 17164449 = 4851^2 + 4143^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 44769 + ... + 45668.

Almost surely, 2^40696650 is an apocalyptic number.

40696650 is an abundant number, since it is smaller than the sum of its proper divisors (68642892).

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

40696650 is a wasteful number, since it uses less digits than its factorization.

40696650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90455 (or 90447 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 40696650 is about 6379.3926043159. The cubic root of 40696650 is about 343.9691979361.

The spelling of 40696650 in words is "forty million, six hundred ninety-six thousand, six hundred fifty".