485921157 has 8 divisors (see below), whose sum is σ = 650286720. Its totient is φ = 322751520.

The previous prime is 485921153. The next prime is 485921173. The reversal of 485921157 is 751129584.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 485921157 - 2² = 485921153 is a prime.

It is a super-2 number, since 2×485921157² = 472238741640437298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (485921153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298032 + ... + 299657.

It is an arithmetic number, because the mean of its divisors is an integer number (81285840).

Almost surely, 2^485921157 is an apocalyptic number.

It is an amenable number.

485921157 is a deficient number, since it is larger than the sum of its proper divisors (164365563).

485921157 is a wasteful number, since it uses less digits than its factorization.

485921157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597963.

The product of its digits is 100800, while the sum is 42.

The square root of 485921157 is about 22043.6194169651. The cubic root of 485921157 is about 786.1799000963.

The spelling of 485921157 in words is "four hundred eighty-five million, nine hundred twenty-one thousand, one hundred fifty-seven".