40903794 has 24 divisors (see below), whose sum is σ = 90080172. Its totient is φ = 13410720.

The previous prime is 40903783. The next prime is 40903801. The reversal of 40903794 is 49730904.

It can be written as a sum of positive squares in 2 ways, for example, as 40640625 + 263169 = 6375^2 + 513^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17529 + ... + 19724.

Almost surely, 2^40903794 is an apocalyptic number.

40903794 is an abundant number, since it is smaller than the sum of its proper divisors (49176378).

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

40903794 is a wasteful number, since it uses less digits than its factorization.

40903794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37322 (or 37319 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 40903794 is about 6395.6073988324. The cubic root of 40903794 is about 344.5518061516.

The spelling of 40903794 in words is "forty million, nine hundred three thousand, seven hundred ninety-four".