40177796 has 6 divisors (see below), whose sum is σ = 70311150. Its totient is φ = 20088896.

The previous prime is 40177777. The next prime is 40177801. The reversal of 40177796 is 69777104.

It can be written as a sum of positive squares in only one way, i.e., 21996100 + 18181696 = 4690^2 + 4264^2 .

It is a super-2 number, since 2×40177796² = 3228510582835232, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5022221 + ... + 5022228.

It is an arithmetic number, because the mean of its divisors is an integer number (11718525).

Almost surely, 2^40177796 is an apocalyptic number.

It is an amenable number.

40177796 is a deficient number, since it is larger than the sum of its proper divisors (30133354).

40177796 is a wasteful number, since it uses less digits than its factorization.

40177796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10044453 (or 10044451 counting only the distinct ones).

The product of its (nonzero) digits is 74088, while the sum is 41.

The square root of 40177796 is about 6338.5957435382. The cubic root of 40177796 is about 342.5011518955.

The spelling of 40177796 in words is "forty million, one hundred seventy-seven thousand, seven hundred ninety-six".