39146138 has 32 divisors (see below), whose sum is σ = 65598336. Its totient is φ = 17425408.

The previous prime is 39146123. The next prime is 39146141. The reversal of 39146138 is 83164193.

It is a junction number, because it is equal to n+sod(n) for n = 39146098 and 39146107.

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, 88145 + ... + 88587.

It is an arithmetic number, because the mean of its divisors is an integer number (2049948).

Almost surely, 2^39146138 is an apocalyptic number.

39146138 is a deficient number, since it is larger than the sum of its proper divisors (26452198).

39146138 is a wasteful number, since it uses less digits than its factorization.

39146138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598.

The product of its digits is 15552, while the sum is 35.

The square root of 39146138 is about 6256.6874622279. The cubic root of 39146138 is about 339.5441931361.

The spelling of 39146138 in words is "thirty-nine million, one hundred forty-six thousand, one hundred thirty-eight".