401624410 has 24 divisors (see below), whose sum is σ = 794621268. Its totient is φ = 146044800.

The previous prime is 401624401. The next prime is 401624423. The reversal of 401624410 is 14426104.

It can be written as a sum of positive squares in 2 ways, for example, as 375235641 + 26388769 = 19371^2 + 5137^2 .

It is a super-2 number, since 2×401624410² = 322604333415696200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164751 + ... + 167170.

Almost surely, 2^401624410 is an apocalyptic number.

401624410 is a deficient number, since it is larger than the sum of its proper divisors (392996858).

401624410 is a wasteful number, since it uses less digits than its factorization.

401624410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331950 (or 331939 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 401624410 is about 20040.5691036956. The cubic root of 401624410 is about 737.8023488834.

The spelling of 401624410 in words is "four hundred one million, six hundred twenty-four thousand, four hundred ten".