364491393 has 16 divisors (see below), whose sum is σ = 556786560. Its totient is φ = 207766656.

The previous prime is 364491367. The next prime is 364491427. The reversal of 364491393 is 393194463.

It is not a de Polignac number, because 364491393 - 2⁸ = 364491137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (364491293) 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, 12630 + ... + 29807.

It is an arithmetic number, because the mean of its divisors is an integer number (34799160).

Almost surely, 2^364491393 is an apocalyptic number.

It is an amenable number.

364491393 is a deficient number, since it is larger than the sum of its proper divisors (192295167).

364491393 is a wasteful number, since it uses less digits than its factorization.

364491393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42856.

The product of its digits is 209952, while the sum is 42.

The square root of 364491393 is about 19091.6576807777. The cubic root of 364491393 is about 714.3248508061.

The spelling of 364491393 in words is "three hundred sixty-four million, four hundred ninety-one thousand, three hundred ninety-three".