457251836 has 6 divisors (see below), whose sum is σ = 800190720. Its totient is φ = 228625916.

The previous prime is 457251811. The next prime is 457251863. The reversal of 457251836 is 638152754.

It is a junction number, because it is equal to n+sod(n) for n = 457251793 and 457251802.

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, 57156476 + ... + 57156483.

It is an arithmetic number, because the mean of its divisors is an integer number (133365120).

Almost surely, 2^457251836 is an apocalyptic number.

It is an amenable number.

457251836 is a deficient number, since it is larger than the sum of its proper divisors (342938884).

457251836 is a wasteful number, since it uses less digits than its factorization.

457251836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114312963 (or 114312961 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 457251836 is about 21383.4477107879. The cubic root of 457251836 is about 770.4039236789.

The spelling of 457251836 in words is "four hundred fifty-seven million, two hundred fifty-one thousand, eight hundred thirty-six".