1379542764 has 24 divisors (see below), whose sum is σ = 3223544688. Its totient is φ = 459188800.

The previous prime is 1379542753. The next prime is 1379542771. The reversal of 1379542764 is 4672459731.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73587 + ... + 90410.

It is an arithmetic number, because the mean of its divisors is an integer number (134314362).

Almost surely, 2^1379542764 is an apocalyptic number.

It is an amenable number.

1379542764 is an abundant number, since it is smaller than the sum of its proper divisors (1844001924).

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

1379542764 is a wasteful number, since it uses less digits than its factorization.

1379542764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164705 (or 164703 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 1379542764 is about 37142.1965424771. The cubic root of 1379542764 is about 1113.2133072068.

The spelling of 1379542764 in words is "one billion, three hundred seventy-nine million, five hundred forty-two thousand, seven hundred sixty-four".