401652496 has 40 divisors (see below), whose sum is σ = 928047744. Its totient is φ = 164651520.

The previous prime is 401652491. The next prime is 401652499. The reversal of 401652496 is 694256104.

It is a super-2 number, since 2×401652496² = 322649455086060032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (401652491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75385 + ... + 80536.

Almost surely, 2^401652496 is an apocalyptic number.

401652496 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

401652496 is an abundant number, since it is smaller than the sum of its proper divisors (526395248).

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

401652496 is a wasteful number, since it uses less digits than its factorization.

401652496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155959 (or 155953 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 401652496 is about 20041.2698200488. The cubic root of 401652496 is about 737.8195469032.

The spelling of 401652496 in words is "four hundred one million, six hundred fifty-two thousand, four hundred ninety-six".