45647450 has 24 divisors (see below), whose sum is σ = 87834780. Its totient is φ = 17628800.

The previous prime is 45647429. The next prime is 45647471. The reversal of 45647450 is 5474654.

It is an interprime number because it is at equal distance from previous prime (45647429) and next prime (45647471).

It can be written as a sum of positive squares in 6 ways, for example, as 6497401 + 39150049 = 2549^2 + 6257^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 45647450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14291 + ... + 17190.

Almost surely, 2^45647450 is an apocalyptic number.

45647450 is a deficient number, since it is larger than the sum of its proper divisors (42187330).

45647450 is a wasteful number, since it uses less digits than its factorization.

45647450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31522 (or 31517 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 45647450 is about 6756.2896622333. The cubic root of 45647450 is about 357.3870737270.

The spelling of 45647450 in words is "forty-five million, six hundred forty-seven thousand, four hundred fifty".