400795026 has 48 divisors (see below), whose sum is σ = 874670016. Its totient is φ = 122321664.

The previous prime is 400795019. The next prime is 400795027. The reversal of 400795026 is 620597004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400795027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61035 + ... + 67281.

It is an arithmetic number, because the mean of its divisors is an integer number (18222292).

Almost surely, 2^400795026 is an apocalyptic number.

400795026 is an abundant number, since it is smaller than the sum of its proper divisors (473874990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400795026 is a wasteful number, since it uses less digits than its factorization.

400795026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6323 (or 6306 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 400795026 is about 20019.8657837659. The cubic root of 400795026 is about 737.2941268124.

The spelling of 400795026 in words is "four hundred million, seven hundred ninety-five thousand, twenty-six".