401563302 has 32 divisors (see below), whose sum is σ = 957768192. Its totient is φ = 109743744.

The previous prime is 401563301. The next prime is 401563333. The reversal of 401563302 is 203365104.

It is a happy number.

It is a super-2 number, since 2×401563302² = 322506171026286408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401563301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206883 + ... + 208814.

It is an arithmetic number, because the mean of its divisors is an integer number (29930256).

Almost surely, 2^401563302 is an apocalyptic number.

401563302 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

401563302 is an abundant number, since it is smaller than the sum of its proper divisors (556204890).

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

401563302 is a wasteful number, since it uses less digits than its factorization.

401563302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415732.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 401563302 is about 20039.0444382960. The cubic root of 401563302 is about 737.7649275915.

The spelling of 401563302 in words is "four hundred one million, five hundred sixty-three thousand, three hundred two".