400655795 has 8 divisors (see below), whose sum is σ = 493781424. Its totient is φ = 311861664.

The previous prime is 400655767. The next prime is 400655803. The reversal of 400655795 is 597556004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400655795 - 2⁸ = 400655539 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082669 + ... + 1083038.

It is an arithmetic number, because the mean of its divisors is an integer number (61722678).

Almost surely, 2^400655795 is an apocalyptic number.

400655795 is a deficient number, since it is larger than the sum of its proper divisors (93125629).

400655795 is a wasteful number, since it uses less digits than its factorization.

400655795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2165749.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 400655795 is about 20016.3881607047. The cubic root of 400655795 is about 737.2087414482.

The spelling of 400655795 in words is "four hundred million, six hundred fifty-five thousand, seven hundred ninety-five".