365540164 has 48 divisors (see below), whose sum is σ = 747129600. Its totient is φ = 154720800.

The previous prime is 365540159. The next prime is 365540167. The reversal of 365540164 is 461045563.

It is a super-2 number, since 2×365540164² = 267239222994293792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (365540167) 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, 45619 + ... + 53029.

It is an arithmetic number, because the mean of its divisors is an integer number (15565200).

Almost surely, 2^365540164 is an apocalyptic number.

It is an amenable number.

365540164 is an abundant number, since it is smaller than the sum of its proper divisors (381589436).

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

365540164 is a wasteful number, since it uses less digits than its factorization.

365540164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7504 (or 7502 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 365540164 is about 19119.1046861510. The cubic root of 365540164 is about 715.0093167156.

The spelling of 365540164 in words is "three hundred sixty-five million, five hundred forty thousand, one hundred sixty-four".