40630734 has 20 divisors (see below), whose sum is σ = 91043304. Its totient is φ = 13543524.

The previous prime is 40630693. The next prime is 40630753. The reversal of 40630734 is 43703604.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40630698 and 40630707.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 125242 + ... + 125565.

Almost surely, 2^40630734 is an apocalyptic number.

40630734 is an abundant number, since it is smaller than the sum of its proper divisors (50412570).

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

40630734 is a wasteful number, since it uses less digits than its factorization.

40630734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250821 (or 250812 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 40630734 is about 6374.2241880875. The cubic root of 40630734 is about 343.7833896382.

The spelling of 40630734 in words is "forty million, six hundred thirty thousand, seven hundred thirty-four".