4257454923 has 12 divisors (see below), whose sum is σ = 6250471968. Its totient is φ = 2791773360.

The previous prime is 4257454841. The next prime is 4257454931. The reversal of 4257454923 is 3294547524.

4257454923 is a `hidden beast` number, since 4 + 2 + 574 + 54 + 9 + 23 = 666.

It is not a de Polignac number, because 4257454923 - 2²⁵ = 4223900491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4257454933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3876915 + ... + 3878012.

It is an arithmetic number, because the mean of its divisors is an integer number (520872664).

Almost surely, 2^4257454923 is an apocalyptic number.

4257454923 is a deficient number, since it is larger than the sum of its proper divisors (1993017045).

4257454923 is a wasteful number, since it uses less digits than its factorization.

4257454923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7754994 (or 7754991 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 4257454923 is about 65249.1756499651. The cubic root of 4257454923 is about 1620.7524476644.

The spelling of 4257454923 in words is "four billion, two hundred fifty-seven million, four hundred fifty-four thousand, nine hundred twenty-three".