40628750 has 20 divisors (see below), whose sum is σ = 76156872. Its totient is φ = 16251000.

The previous prime is 40628743. The next prime is 40628771. The reversal of 40628750 is 5782604.

It is a congruent number.

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, 15002 + ... + 17501.

Almost surely, 2^40628750 is an apocalyptic number.

40628750 is a deficient number, since it is larger than the sum of its proper divisors (35528122).

40628750 is an equidigital number, since it uses as much as digits as its factorization.

40628750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32525 (or 32510 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 40628750 is about 6374.0685594054. The cubic root of 40628750 is about 343.7777938959. Note that the first 4 decimals are identical.

The spelling of 40628750 in words is "forty million, six hundred twenty-eight thousand, seven hundred fifty".