365045440 has 56 divisors (see below), whose sum is σ = 874257840. Its totient is φ = 145179648.

The previous prime is 365045431. The next prime is 365045459. The reversal of 365045440 is 44540563.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54094 + ... + 60466.

Almost surely, 2^365045440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 365045440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437128920).

365045440 is an abundant number, since it is smaller than the sum of its proper divisors (509212400).

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

365045440 is a wasteful number, since it uses less digits than its factorization.

365045440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6569 (or 6559 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 365045440 is about 19106.1623566848. The cubic root of 365045440 is about 714.6866052827.

The spelling of 365045440 in words is "three hundred sixty-five million, forty-five thousand, four hundred forty".