40632164 has 24 divisors (see below), whose sum is σ = 72612288. Its totient is φ = 19890080.

The previous prime is 40632121. The next prime is 40632167. The reversal of 40632164 is 46123604.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (40632167) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 48719 + ... + 49545.

It is an arithmetic number, because the mean of its divisors is an integer number (3025512).

Almost surely, 2^40632164 is an apocalyptic number.

It is an amenable number.

40632164 is a deficient number, since it is larger than the sum of its proper divisors (31980124).

40632164 is a wasteful number, since it uses less digits than its factorization.

40632164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075 (or 1073 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 40632164 is about 6374.3363576140. The cubic root of 40632164 is about 343.7874227467.

Adding to 40632164 its reverse (46123604), we get a palindrome (86755768).

The spelling of 40632164 in words is "forty million, six hundred thirty-two thousand, one hundred sixty-four".