1542679572 has 48 divisors (see below), whose sum is σ = 4124639232. Its totient is φ = 439605600.

The previous prime is 1542679519. The next prime is 1542679601. The reversal of 1542679572 is 2759762451.

It is a super-2 number, since 2×1542679572² = 4759720523732206368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8197 + ... + 56147.

It is an arithmetic number, because the mean of its divisors is an integer number (85929984).

Almost surely, 2^1542679572 is an apocalyptic number.

1542679572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1542679572 is an abundant number, since it is smaller than the sum of its proper divisors (2581959660).

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

1542679572 is a wasteful number, since it uses less digits than its factorization.

1542679572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48348 (or 48346 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 48.

The square root of 1542679572 is about 39276.9598110648. The cubic root of 1542679572 is about 1155.4697394043.

The spelling of 1542679572 in words is "one billion, five hundred forty-two million, six hundred seventy-nine thousand, five hundred seventy-two".