45889236 has 18 divisors (see below), whose sum is σ = 115997882. Its totient is φ = 15296400.

The previous prime is 45889231. The next prime is 45889247. The reversal of 45889236 is 63298854.

It can be written as a sum of positive squares in only one way, i.e., 43639236 + 2250000 = 6606^2 + 1500^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 45889191 and 45889200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45889231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 637315 + ... + 637386.

Almost surely, 2^45889236 is an apocalyptic number.

It is an amenable number.

45889236 is an abundant number, since it is smaller than the sum of its proper divisors (70108646).

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

45889236 is a wasteful number, since it uses less digits than its factorization.

45889236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274711 (or 1274706 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 45889236 is about 6774.1594312505. The cubic root of 45889236 is about 358.0169670391.

It can be divided in two parts, 4588 and 9236, that added together give a cube (13824 = 24³).

The spelling of 45889236 in words is "forty-five million, eight hundred eighty-nine thousand, two hundred thirty-six".