45501544 has 32 divisors (see below), whose sum is σ = 97122240. Its totient is φ = 19782400.

The previous prime is 45501541. The next prime is 45501553. The reversal of 45501544 is 44510554.

45501544 is nontrivially palindromic in base 5.

It is not an unprimeable number, because it can be changed into a prime (45501541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9217 + ... + 13264.

It is an arithmetic number, because the mean of its divisors is an integer number (3035070).

Almost surely, 2^45501544 is an apocalyptic number.

45501544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

45501544 is an abundant number, since it is smaller than the sum of its proper divisors (51620696).

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

45501544 is a wasteful number, since it uses less digits than its factorization.

45501544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22521 (or 22517 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 45501544 is about 6745.4832295396. The cubic root of 45501544 is about 357.0058872252.

The spelling of 45501544 in words is "forty-five million, five hundred one thousand, five hundred forty-four".