485431256 has 8 divisors (see below), whose sum is σ = 910183620. Its totient is φ = 242715624.

The previous prime is 485431249. The next prime is 485431273. The reversal of 485431256 is 652134584.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-4 number, since 4×485431256⁴ (a number of 36 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30339446 + ... + 30339461.

Almost surely, 2^485431256 is an apocalyptic number.

It is an amenable number.

485431256 is a deficient number, since it is larger than the sum of its proper divisors (424752364).

485431256 is a wasteful number, since it uses less digits than its factorization.

485431256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60678913 (or 60678909 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The square root of 485431256 is about 22032.5045330757. The cubic root of 485431256 is about 785.9156049385.

The spelling of 485431256 in words is "four hundred eighty-five million, four hundred thirty-one thousand, two hundred fifty-six".