40407076 has 6 divisors (see below), whose sum is σ = 70712390. Its totient is φ = 20203536.

The previous prime is 40407061. The next prime is 40407077. The reversal of 40407076 is 67070404.

It can be written as a sum of positive squares in only one way, i.e., 26790976 + 13616100 = 5176^2 + 3690^2 .

It is not an unprimeable number, because it can be changed into a prime (40407077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050881 + ... + 5050888.

Almost surely, 2^40407076 is an apocalyptic number.

It is an amenable number.

40407076 is a deficient number, since it is larger than the sum of its proper divisors (30305314).

40407076 is a wasteful number, since it uses less digits than its factorization.

40407076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10101773 (or 10101771 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 40407076 is about 6356.6560391451. The cubic root of 40407076 is about 343.1514261396.

It can be divided in two parts, 4040707 and 6, that multiplied together give a palindrome (24244242).

The spelling of 40407076 in words is "forty million, four hundred seven thousand, seventy-six".