Search a number
45572628 = 2237189601
BaseRepresentation
bin1010110111011…
…0001000010100
310011202022220010
42231312020110
543131311003
64304440220
71062234543
oct255661024
9104668803
1045572628
11237a7432
1213319070
13959816a
1460a415a
154003003
hex2b76214

45572628 has 48 divisors (see below), whose sum is σ = 109226880. Its totient is φ = 14784000.

The previous prime is 45572623. The next prime is 45572629. The reversal of 45572628 is 82627554.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

Its product of digits (134400) is a multiple of the sum of its prime factors (768).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45572623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75528 + ... + 76128.

It is an arithmetic number, because the mean of its divisors is an integer number (2275560).

Almost surely, 245572628 is an apocalyptic number.

It is an amenable number.

45572628 is an abundant number, since it is smaller than the sum of its proper divisors (63654252).

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

45572628 is a wasteful number, since it uses less digits than its factorization.

45572628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768 (or 766 counting only the distinct ones).

The product of its digits is 134400, while the sum is 39.

The square root of 45572628 is about 6750.7501805355. The cubic root of 45572628 is about 357.1916992554.

The spelling of 45572628 in words is "forty-five million, five hundred seventy-two thousand, six hundred twenty-eight".