1539372 has 24 divisors (see below), whose sum is σ = 3618496. Its totient is φ = 509328.

The previous prime is 1539359. The next prime is 1539389. The reversal of 1539372 is 2739351.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1563 + ... + 2349.

2^1539372 is an apocalyptic number.

1539372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1539372 is an abundant number, since it is smaller than the sum of its proper divisors (2079124).

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

1539372 is a wasteful number, since it uses less digits than its factorization.

1539372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957 (or 955 counting only the distinct ones).

The product of its digits is 5670, while the sum is 30.

The square root of 1539372 is about 1240.7143103874. The cubic root of 1539372 is about 115.4643356088.

The spelling of 1539372 in words is "one million, five hundred thirty-nine thousand, three hundred seventy-two".