40791238 has 16 divisors (see below), whose sum is σ = 62577360. Its totient is φ = 19935136.

The previous prime is 40791229. The next prime is 40791241. The reversal of 40791238 is 83219704.

It is a congruent number.

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, 36228 + ... + 37336.

It is an arithmetic number, because the mean of its divisors is an integer number (3911085).

Almost surely, 2^40791238 is an apocalyptic number.

40791238 is a deficient number, since it is larger than the sum of its proper divisors (21786122).

40791238 is a wasteful number, since it uses less digits than its factorization.

40791238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 40791238 is about 6386.8018600862. The cubic root of 40791238 is about 344.2354785312.

The spelling of 40791238 in words is "forty million, seven hundred ninety-one thousand, two hundred thirty-eight".