457421734 has 32 divisors (see below), whose sum is σ = 858606336. Its totient is φ = 177556320.

The previous prime is 457421729. The next prime is 457421753. The reversal of 457421734 is 437124754.

It is a junction number, because it is equal to n+sod(n) for n = 457421693 and 457421702.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37297 + ... + 48019.

It is an arithmetic number, because the mean of its divisors is an integer number (26831448).

Almost surely, 2^457421734 is an apocalyptic number.

457421734 is a deficient number, since it is larger than the sum of its proper divisors (401184602).

457421734 is a wasteful number, since it uses less digits than its factorization.

457421734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11020.

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

The square root of 457421734 is about 21387.4199940058. The cubic root of 457421734 is about 770.4993298041.

The spelling of 457421734 in words is "four hundred fifty-seven million, four hundred twenty-one thousand, seven hundred thirty-four".