401868652 has 12 divisors (see below), whose sum is σ = 704683000. Its totient is φ = 200530656.

The previous prime is 401868619. The next prime is 401868683. The reversal of 401868652 is 256868104.

It is a super-2 number, since 2×401868652² = 322996826920594208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98673 + ... + 102664.

Almost surely, 2^401868652 is an apocalyptic number.

It is an amenable number.

401868652 is a deficient number, since it is larger than the sum of its proper divisors (302814348).

401868652 is a wasteful number, since it uses less digits than its factorization.

401868652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201840 (or 201838 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 401868652 is about 20046.6618667548. The cubic root of 401868652 is about 737.9518798050.

The spelling of 401868652 in words is "four hundred one million, eight hundred sixty-eight thousand, six hundred fifty-two".