39398622 has 32 divisors (see below), whose sum is σ = 85476384. Its totient is φ = 12057600.

The previous prime is 39398603. The next prime is 39398627. The reversal of 39398622 is 22689393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39398627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529 + ... + 8892.

It is an arithmetic number, because the mean of its divisors is an integer number (2671137).

Almost surely, 2^39398622 is an apocalyptic number.

39398622 is an abundant number, since it is smaller than the sum of its proper divisors (46077762).

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

39398622 is a wasteful number, since it uses less digits than its factorization.

39398622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9484.

The product of its digits is 139968, while the sum is 42.

The square root of 39398622 is about 6276.8321628031. The cubic root of 39398622 is about 340.2726244785.

It can be divided in two parts, 3939 and 8622, that added together give a triangular number (12561 = T₁₅₈).

The spelling of 39398622 in words is "thirty-nine million, three hundred ninety-eight thousand, six hundred twenty-two".