365946945 has 48 divisors (see below), whose sum is σ = 733521600. Its totient is φ = 154417536.

The previous prime is 365946941. The next prime is 365946961. The reversal of 365946945 is 549649563.

It is not a de Polignac number, because 365946945 - 2² = 365946941 is a prime.

It is not an unprimeable number, because it can be changed into a prime (365946941) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9595 + ... + 28704.

It is an arithmetic number, because the mean of its divisors is an integer number (15281700).

Almost surely, 2^365946945 is an apocalyptic number.

365946945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

365946945 is an abundant number, since it is smaller than the sum of its proper divisors (367574655).

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

365946945 is a wasteful number, since it uses less digits than its factorization.

365946945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38334 (or 38327 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 51.

The square root of 365946945 is about 19129.7398048170. The cubic root of 365946945 is about 715.2744443370.

The spelling of 365946945 in words is "three hundred sixty-five million, nine hundred forty-six thousand, nine hundred forty-five".