401466500 has 24 divisors (see below), whose sum is σ = 876803928. Its totient is φ = 160586400.

The previous prime is 401466397. The next prime is 401466521. The reversal of 401466500 is 5664104.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 906304 + 400560196 = 952^2 + 20014^2 .

It is a super-2 number, since 2×401466500² = 322350701244500000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 401466500.

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, 400967 + ... + 401966.

It is an arithmetic number, because the mean of its divisors is an integer number (36533497).

Almost surely, 2^401466500 is an apocalyptic number.

It is an amenable number.

401466500 is an abundant number, since it is smaller than the sum of its proper divisors (475337428).

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

401466500 is a wasteful number, since it uses less digits than its factorization.

401466500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802952 (or 802940 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 401466500 is about 20036.6289579859. The cubic root of 401466500 is about 737.7056402516.

The spelling of 401466500 in words is "four hundred one million, four hundred sixty-six thousand, five hundred".