3640033974 has 16 divisors (see below), whose sum is σ = 7289327808. Its totient is φ = 1211801352.

The previous prime is 3640033951. The next prime is 3640034017. The reversal of 3640033974 is 4793300463.

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 7 ways as a sum of consecutive naturals, for example, 380712 + ... + 390155.

It is an arithmetic number, because the mean of its divisors is an integer number (455582988).

Almost surely, 2^3640033974 is an apocalyptic number.

3640033974 is an abundant number, since it is smaller than the sum of its proper divisors (3649293834).

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

3640033974 is a wasteful number, since it uses less digits than its factorization.

3640033974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771659.

The product of its (nonzero) digits is 163296, while the sum is 39.

The square root of 3640033974 is about 60332.6940721198. The cubic root of 3640033974 is about 1538.2791220176.

The spelling of 3640033974 in words is "three billion, six hundred forty million, thirty-three thousand, nine hundred seventy-four".