1564450482 has 32 divisors (see below), whose sum is σ = 3580048512. Its totient is φ = 446465664.

The previous prime is 1564450477. The next prime is 1564450493. The reversal of 1564450482 is 2840544651.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1564450482.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15598 + ... + 58070.

It is an arithmetic number, because the mean of its divisors is an integer number (111876516).

Almost surely, 2^1564450482 is an apocalyptic number.

1564450482 is an abundant number, since it is smaller than the sum of its proper divisors (2015598030).

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

1564450482 is a wasteful number, since it uses less digits than its factorization.

1564450482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43362.

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 1564450482 is about 39553.1349200035. The cubic root of 1564450482 is about 1160.8798521879.

The spelling of 1564450482 in words is "one billion, five hundred sixty-four million, four hundred fifty thousand, four hundred eighty-two".