456351945 has 24 divisors (see below), whose sum is σ = 849374784. Its totient is φ = 208617696.

The previous prime is 456351943. The next prime is 456351971. The reversal of 456351945 is 549153654.

It is not a de Polignac number, because 456351945 - 2¹ = 456351943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 456351897 and 456351906.

It is not an unprimeable number, because it can be changed into a prime (456351943) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309709 + ... + 311178.

It is an arithmetic number, because the mean of its divisors is an integer number (35390616).

Almost surely, 2^456351945 is an apocalyptic number.

It is an amenable number.

456351945 is a deficient number, since it is larger than the sum of its proper divisors (393022839).

456351945 is a wasteful number, since it uses less digits than its factorization.

456351945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620909 (or 620902 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The square root of 456351945 is about 21362.3955819566. The cubic root of 456351945 is about 769.8981959071.

The spelling of 456351945 in words is "four hundred fifty-six million, three hundred fifty-one thousand, nine hundred forty-five".