40805704 has 8 divisors (see below), whose sum is σ = 76510710. Its totient is φ = 20402848.

The previous prime is 40805693. The next prime is 40805731. The reversal of 40805704 is 40750804.

It can be written as a sum of positive squares in only one way, i.e., 38464804 + 2340900 = 6202^2 + 1530^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550349 + ... + 2550364.

Almost surely, 2^40805704 is an apocalyptic number.

It is an amenable number.

40805704 is a deficient number, since it is larger than the sum of its proper divisors (35705006).

40805704 is a wasteful number, since it uses less digits than its factorization.

40805704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100719 (or 5100715 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 40805704 is about 6387.9342513836. The cubic root of 40805704 is about 344.2761663695.

The spelling of 40805704 in words is "forty million, eight hundred five thousand, seven hundred four".