402554044 has 12 divisors (see below), whose sum is σ = 705172104. Its totient is φ = 201076304.

The previous prime is 402554021. The next prime is 402554081. The reversal of 402554044 is 440455204.

It is a congruent number.

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, 45622 + ... + 53725.

It is an arithmetic number, because the mean of its divisors is an integer number (58764342).

Almost surely, 2^402554044 is an apocalyptic number.

It is an amenable number.

402554044 is a deficient number, since it is larger than the sum of its proper divisors (302618060).

402554044 is a wasteful number, since it uses less digits than its factorization.

402554044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100364 (or 100362 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 402554044 is about 20063.7495000311. The cubic root of 402554044 is about 738.3711702396.

The spelling of 402554044 in words is "four hundred two million, five hundred fifty-four thousand, forty-four".