523270320 has 40 divisors (see below), whose sum is σ = 1622138736. Its totient is φ = 139538688.

The previous prime is 523270313. The next prime is 523270327. The reversal of 523270320 is 23072325.

It is an interprime number because it is at equal distance from previous prime (523270313) and next prime (523270327).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (523270327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1089907 + ... + 1090386.

Almost surely, 2^523270320 is an apocalyptic number.

It is an amenable number.

523270320 is an abundant number, since it is smaller than the sum of its proper divisors (1098868416).

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

523270320 is a wasteful number, since it uses less digits than its factorization.

523270320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180309 (or 2180303 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 523270320 is about 22875.1026227206. The cubic root of 523270320 is about 805.8274069258.

The spelling of 523270320 in words is "five hundred twenty-three million, two hundred seventy thousand, three hundred twenty".