45153684 has 18 divisors (see below), whose sum is σ = 114138570. Its totient is φ = 15051216.

The previous prime is 45153677. The next prime is 45153739. The reversal of 45153684 is 48635154.

It is a happy number.

45153684 is a `hidden beast` number, since 45 + 1 + 536 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26749584 + 18404100 = 5172^2 + 4290^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1254269 = 45153684 / (4 + 5 + 1 + 5 + 3 + 6 + 8 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 627099 + ... + 627170.

Almost surely, 2^45153684 is an apocalyptic number.

It is an amenable number.

45153684 is an abundant number, since it is smaller than the sum of its proper divisors (68984886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45153684 is a wasteful number, since it uses less digits than its factorization.

45153684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254279 (or 1254274 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 45153684 is about 6719.6490979812. The cubic root of 45153684 is about 356.0937870982.

The spelling of 45153684 in words is "forty-five million, one hundred fifty-three thousand, six hundred eighty-four".