396273765 has 16 divisors (see below), whose sum is σ = 634550400. Its totient is φ = 211175232.

The previous prime is 396273763. The next prime is 396273769. The reversal of 396273765 is 567372693.

It is not a de Polignac number, because 396273765 - 2¹ = 396273763 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396273763) 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, 9771 + ... + 29799.

It is an arithmetic number, because the mean of its divisors is an integer number (39659400).

Almost surely, 2^396273765 is an apocalyptic number.

It is an amenable number.

396273765 is a deficient number, since it is larger than the sum of its proper divisors (238276635).

396273765 is a wasteful number, since it uses less digits than its factorization.

396273765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21356.

The product of its digits is 1428840, while the sum is 48.

The square root of 396273765 is about 19906.6261581414. The cubic root of 396273765 is about 734.5112304143.

The spelling of 396273765 in words is "three hundred ninety-six million, two hundred seventy-three thousand, seven hundred sixty-five".