40634924 has 30 divisors (see below), whose sum is σ = 80161620. Its totient is φ = 17874600.

The previous prime is 40634921. The next prime is 40634927. The reversal of 40634924 is 42943604.

It is an interprime number because it is at equal distance from previous prime (40634921) and next prime (40634927).

It is not an unprimeable number, because it can be changed into a prime (40634921) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1310789 + ... + 1310819.

It is an arithmetic number, because the mean of its divisors is an integer number (2672054).

Almost surely, 2^40634924 is an apocalyptic number.

40634924 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40634924 is a deficient number, since it is larger than the sum of its proper divisors (39526696).

40634924 is an frugal number, since it uses more digits than its factorization.

40634924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 40634924 is about 6374.5528470631. The cubic root of 40634924 is about 343.7952066607.

The spelling of 40634924 in words is "forty million, six hundred thirty-four thousand, nine hundred twenty-four".