1552479172 has 24 divisors (see below), whose sum is σ = 2735964000. Its totient is φ = 770788416.

The previous prime is 1552479107. The next prime is 1552479191. The reversal of 1552479172 is 2719742551.

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, 738579 + ... + 740677.

It is an arithmetic number, because the mean of its divisors is an integer number (113998500).

Almost surely, 2^1552479172 is an apocalyptic number.

It is an amenable number.

1552479172 is a deficient number, since it is larger than the sum of its proper divisors (1183484828).

1552479172 is a wasteful number, since it uses less digits than its factorization.

1552479172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3315 (or 3313 counting only the distinct ones).

The product of its digits is 176400, while the sum is 43.

The square root of 1552479172 is about 39401.5123060017. The cubic root of 1552479172 is about 1157.9112162635.

The spelling of 1552479172 in words is "one billion, five hundred fifty-two million, four hundred seventy-nine thousand, one hundred seventy-two".