40629576 has 32 divisors (see below), whose sum is σ = 109388160. Its totient is φ = 12501312.

The previous prime is 40629521. The next prime is 40629577. The reversal of 40629576 is 67592604.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (40629577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64800 + ... + 65423.

It is an arithmetic number, because the mean of its divisors is an integer number (3418380).

Almost surely, 2^40629576 is an apocalyptic number.

It is an amenable number.

40629576 is an abundant number, since it is smaller than the sum of its proper divisors (68758584).

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

40629576 is a wasteful number, since it uses less digits than its factorization.

40629576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130245 (or 130241 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The square root of 40629576 is about 6374.1333528567. The cubic root of 40629576 is about 343.7801235970.

The spelling of 40629576 in words is "forty million, six hundred twenty-nine thousand, five hundred seventy-six".