40794490 has 32 divisors (see below), whose sum is σ = 80720064. Its totient is φ = 14720640.

The previous prime is 40794437. The next prime is 40794493. The reversal of 40794490 is 9449704.

It is not an unprimeable number, because it can be changed into a prime (40794493) 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, 13717 + ... + 16423.

It is an arithmetic number, because the mean of its divisors is an integer number (2522502).

Almost surely, 2^40794490 is an apocalyptic number.

40794490 is a deficient number, since it is larger than the sum of its proper divisors (39925574).

40794490 is a wasteful number, since it uses less digits than its factorization.

40794490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 40794490 is about 6387.0564425250. The cubic root of 40794490 is about 344.2446261168.

The spelling of 40794490 in words is "forty million, seven hundred ninety-four thousand, four hundred ninety".