40495626 has 20 divisors (see below), whose sum is σ = 90740562. Its totient is φ = 13498488.

The previous prime is 40495619. The next prime is 40495639. The reversal of 40495626 is 62659404.

It can be written as a sum of positive squares in only one way, i.e., 32661225 + 7834401 = 5715^2 + 2799^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 124825 + ... + 125148.

Almost surely, 2^40495626 is an apocalyptic number.

40495626 is an abundant number, since it is smaller than the sum of its proper divisors (50244936).

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

40495626 is a wasteful number, since it uses less digits than its factorization.

40495626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249987 (or 249978 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 40495626 is about 6363.6173675041. The cubic root of 40495626 is about 343.4019094071.

The spelling of 40495626 in words is "forty million, four hundred ninety-five thousand, six hundred twenty-six".