40794536 has 8 divisors (see below), whose sum is σ = 76489770. Its totient is φ = 20397264.

The previous prime is 40794527. The next prime is 40794553. The reversal of 40794536 is 63549704.

It can be written as a sum of positive squares in only one way, i.e., 38514436 + 2280100 = 6206^2 + 1510^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 40794536.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2549651 + ... + 2549666.

Almost surely, 2^40794536 is an apocalyptic number.

It is an amenable number.

40794536 is a deficient number, since it is larger than the sum of its proper divisors (35695234).

40794536 is a wasteful number, since it uses less digits than its factorization.

40794536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5099323 (or 5099319 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 40794536 is about 6387.0600435568. The cubic root of 40794536 is about 344.2447555072.

The spelling of 40794536 in words is "forty million, seven hundred ninety-four thousand, five hundred thirty-six".