401869962 has 24 divisors (see below), whose sum is σ = 937697124. Its totient is φ = 123652224.

The previous prime is 401869943. The next prime is 401869973. The reversal of 401869962 is 269968104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 342287001 + 59582961 = 18501^2 + 7719^2 .

It is a super-2 number, since 2×401869962² = 322998932715762888, which contains 22 as substring.

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, 858463 + ... + 858930.

Almost surely, 2^401869962 is an apocalyptic number.

401869962 is an abundant number, since it is smaller than the sum of its proper divisors (535827162).

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

401869962 is a wasteful number, since it uses less digits than its factorization.

401869962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717414 (or 1717411 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 401869962 is about 20046.6945404972. The cubic root of 401869962 is about 737.9526816556.

The spelling of 401869962 in words is "four hundred one million, eight hundred sixty-nine thousand, nine hundred sixty-two".