4645251 has 12 divisors (see below), whose sum is σ = 7226128. Its totient is φ = 2858544.

The previous prime is 4645243. The next prime is 4645271. The reversal of 4645251 is 1525464.

It is not a de Polignac number, because 4645251 - 2³ = 4645243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4645231) 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, 19735 + ... + 19968.

Almost surely, 2^4645251 is an apocalyptic number.

4645251 is a deficient number, since it is larger than the sum of its proper divisors (2580877).

4645251 is a wasteful number, since it uses less digits than its factorization.

4645251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39722 (or 39719 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 4645251 is about 2155.2844359852. The cubic root of 4645251 is about 166.8539126659.

The spelling of 4645251 in words is "four million, six hundred forty-five thousand, two hundred fifty-one".