45361320 has 32 divisors (see below), whose sum is σ = 136084320. Its totient is φ = 12096320.

The previous prime is 45361319. The next prime is 45361333. The reversal of 45361320 is 2316354.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188886 + ... + 189125.

It is an arithmetic number, because the mean of its divisors is an integer number (4252635).

Almost surely, 2^45361320 is an apocalyptic number.

45361320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45361320 is an abundant number, since it is smaller than the sum of its proper divisors (90723000).

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

45361320 is a wasteful number, since it uses less digits than its factorization.

45361320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378025 (or 378021 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 45361320 is about 6735.0812912689. The cubic root of 45361320 is about 356.6387765577.

Adding to 45361320 its reverse (2316354), we get a palindrome (47677674).

The spelling of 45361320 in words is "forty-five million, three hundred sixty-one thousand, three hundred twenty".