401376733 has 4 divisors (see below), whose sum is σ = 415217340. Its totient is φ = 387536128.

The previous prime is 401376713. The next prime is 401376743. The reversal of 401376733 is 337673104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 278122329 + 123254404 = 16677^2 + 11102^2 .

It is a cyclic number.

It is not a de Polignac number, because 401376733 - 2⁹ = 401376221 is a prime.

It is a super-2 number, since 2×401376733² = 322206563587506578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401376713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6920260 + ... + 6920317.

It is an arithmetic number, because the mean of its divisors is an integer number (103804335).

Almost surely, 2^401376733 is an apocalyptic number.

It is an amenable number.

401376733 is a deficient number, since it is larger than the sum of its proper divisors (13840607).

401376733 is a wasteful number, since it uses less digits than its factorization.

401376733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13840606.

The product of its (nonzero) digits is 31752, while the sum is 34.

The square root of 401376733 is about 20034.3887603291. The cubic root of 401376733 is about 737.6506530497.

The spelling of 401376733 in words is "four hundred one million, three hundred seventy-six thousand, seven hundred thirty-three".