45202647 has 36 divisors (see below), whose sum is σ = 72277368. Its totient is φ = 25048800.

The previous prime is 45202637. The next prime is 45202657. The reversal of 45202647 is 74620254.

It is an interprime number because it is at equal distance from previous prime (45202637) and next prime (45202657).

It is not a de Polignac number, because 45202647 - 2⁴ = 45202631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45202607) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 636622 + ... + 636692.

Almost surely, 2^45202647 is an apocalyptic number.

45202647 is a deficient number, since it is larger than the sum of its proper divisors (27074721).

45202647 is an equidigital number, since it uses as much as digits as its factorization.

45202647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 45202647 is about 6723.2913814589. The cubic root of 45202647 is about 356.2224522866. Note that the first 3 decimals are identical.

The spelling of 45202647 in words is "forty-five million, two hundred two thousand, six hundred forty-seven".