40648794 has 32 divisors (see below), whose sum is σ = 83692224. Its totient is φ = 13153920.

The previous prime is 40648757. The next prime is 40648823. The reversal of 40648794 is 49784604.

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, 91537 + ... + 91979.

It is an arithmetic number, because the mean of its divisors is an integer number (2615382).

Almost surely, 2^40648794 is an apocalyptic number.

40648794 is an abundant number, since it is smaller than the sum of its proper divisors (43043430).

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

40648794 is a wasteful number, since it uses less digits than its factorization.

40648794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 40648794 is about 6375.6406736892. The cubic root of 40648794 is about 343.8343183131.

The spelling of 40648794 in words is "forty million, six hundred forty-eight thousand, seven hundred ninety-four".