1479339972 has 72 divisors (see below), whose sum is σ = 4119111360. Its totient is φ = 443920320.

The previous prime is 1479339947. The next prime is 1479339977. The reversal of 1479339972 is 2799339741.

It is not an unprimeable number, because it can be changed into a prime (1479339977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22654 + ... + 58922.

It is an arithmetic number, because the mean of its divisors is an integer number (57209880).

Almost surely, 2^1479339972 is an apocalyptic number.

1479339972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1479339972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2059555680).

1479339972 is an abundant number, since it is smaller than the sum of its proper divisors (2639771388).

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

1479339972 is a wasteful number, since it uses less digits than its factorization.

1479339972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36393 (or 36388 counting only the distinct ones).

The product of its digits is 2571912, while the sum is 54.

The square root of 1479339972 is about 38462.1888612700. The cubic root of 1479339972 is about 1139.4344101135.

The spelling of 1479339972 in words is "one billion, four hundred seventy-nine million, three hundred thirty-nine thousand, nine hundred seventy-two".