404251156 has 6 divisors (see below), whose sum is σ = 707439530. Its totient is φ = 202125576.

The previous prime is 404251139. The next prime is 404251157. The reversal of 404251156 is 651152404.

It can be written as a sum of positive squares in only one way, i.e., 401361156 + 2890000 = 20034^2 + 1700^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404251157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50531391 + ... + 50531398.

Almost surely, 2^404251156 is an apocalyptic number.

It is an amenable number.

404251156 is a deficient number, since it is larger than the sum of its proper divisors (303188374).

404251156 is a wasteful number, since it uses less digits than its factorization.

404251156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101062793 (or 101062791 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 404251156 is about 20105.9980105440. The cubic root of 404251156 is about 739.4073389576.

The spelling of 404251156 in words is "four hundred four million, two hundred fifty-one thousand, one hundred fifty-six".