3638326074 has 16 divisors (see below), whose sum is σ = 7659634080. Its totient is φ = 1148945040.

The previous prime is 3638326061. The next prime is 3638326091. The reversal of 3638326074 is 4706238363.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15957457 + ... + 15957684.

It is an arithmetic number, because the mean of its divisors is an integer number (478727130).

Almost surely, 2^3638326074 is an apocalyptic number.

3638326074 is an abundant number, since it is smaller than the sum of its proper divisors (4021308006).

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

3638326074 is a wasteful number, since it uses less digits than its factorization.

3638326074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31915165.

The product of its (nonzero) digits is 435456, while the sum is 42.

The square root of 3638326074 is about 60318.5383940957. The cubic root of 3638326074 is about 1538.0384980806.

The spelling of 3638326074 in words is "three billion, six hundred thirty-eight million, three hundred twenty-six thousand, seventy-four".