40626634 has 8 divisors (see below), whose sum is σ = 64524708. Its totient is φ = 19118400.

The previous prime is 40626587. The next prime is 40626653. The reversal of 40626634 is 43662604.

It can be written as a sum of positive squares in 2 ways, for example, as 40284409 + 342225 = 6347^2 + 585^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 40626596 and 40626605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 597417 + ... + 597484.

Almost surely, 2^40626634 is an apocalyptic number.

40626634 is a deficient number, since it is larger than the sum of its proper divisors (23898074).

40626634 is a wasteful number, since it uses less digits than its factorization.

40626634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194920.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 40626634 is about 6373.9025722080. The cubic root of 40626634 is about 343.7718256555.

The spelling of 40626634 in words is "forty million, six hundred twenty-six thousand, six hundred thirty-four".