39641042 has 32 divisors (see below), whose sum is σ = 72410112. Its totient is φ = 15888384.

The previous prime is 39640987. The next prime is 39641051. The reversal of 39641042 is 24014693.

It is a junction number, because it is equal to n+sod(n) for n = 39640996 and 39641014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45503 + ... + 46365.

It is an arithmetic number, because the mean of its divisors is an integer number (2262816).

Almost surely, 2^39641042 is an apocalyptic number.

39641042 is a deficient number, since it is larger than the sum of its proper divisors (32769070).

39641042 is a wasteful number, since it uses less digits than its factorization.

39641042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1082.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 39641042 is about 6296.1132454873. The cubic root of 39641042 is about 340.9690979126.

The spelling of 39641042 in words is "thirty-nine million, six hundred forty-one thousand, forty-two".