400236076 has 12 divisors (see below), whose sum is σ = 724565520. Its totient is φ = 193217360.

The previous prime is 400236073. The next prime is 400236097. The reversal of 400236076 is 670632004.

It is not an unprimeable number, because it can be changed into a prime (400236073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725040 + ... + 1725271.

It is an arithmetic number, because the mean of its divisors is an integer number (60380460).

Almost surely, 2^400236076 is an apocalyptic number.

It is an amenable number.

400236076 is a deficient number, since it is larger than the sum of its proper divisors (324329444).

400236076 is a wasteful number, since it uses less digits than its factorization.

400236076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450344 (or 3450342 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 400236076 is about 20005.9010294463. The cubic root of 400236076 is about 736.9512231244.

The spelling of 400236076 in words is "four hundred million, two hundred thirty-six thousand, seventy-six".