457217434 has 4 divisors (see below), whose sum is σ = 685826154. Its totient is φ = 228608716.

The previous prime is 457217359. The next prime is 457217479. The reversal of 457217434 is 434712754.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 251381025 + 205836409 = 15855^2 + 14347^2 .

It is a junction number, because it is equal to n+sod(n) for n = 457217393 and 457217402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114304357 + ... + 114304360.

Almost surely, 2^457217434 is an apocalyptic number.

457217434 is a deficient number, since it is larger than the sum of its proper divisors (228608720).

457217434 is a wasteful number, since it uses less digits than its factorization.

457217434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228608719.

The product of its digits is 94080, while the sum is 37.

The square root of 457217434 is about 21382.6432884244. The cubic root of 457217434 is about 770.3846023783.

The spelling of 457217434 in words is "four hundred fifty-seven million, two hundred seventeen thousand, four hundred thirty-four".