401039296 has 56 divisors (see below), whose sum is σ = 911510496. Its totient is φ = 171494400.

The previous prime is 401039279. The next prime is 401039321. The reversal of 401039296 is 692930104.

It is a tau number, because it is divible by the number of its divisors (56).

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 313410 + ... + 314686.

Almost surely, 2^401039296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401039296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455755248).

401039296 is an abundant number, since it is smaller than the sum of its proper divisors (510471200).

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

401039296 is a wasteful number, since it uses less digits than its factorization.

401039296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1997 (or 1987 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 401039296 is about 20025.9655447621. The cubic root of 401039296 is about 737.4438810501.

The spelling of 401039296 in words is "four hundred one million, thirty-nine thousand, two hundred ninety-six".