1557675348 has 24 divisors (see below), whose sum is σ = 3637949952. Its totient is φ = 518743104.

The previous prime is 1557675331. The next prime is 1557675389. The reversal of 1557675348 is 8435767551.

It is a super-2 number, since 2×1557675348² = 4852704979533842208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1557675348.

It is a congruent number.

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, 46665 + ... + 72752.

It is an arithmetic number, because the mean of its divisors is an integer number (151581248).

Almost surely, 2^1557675348 is an apocalyptic number.

It is an amenable number.

1557675348 is an abundant number, since it is smaller than the sum of its proper divisors (2080274604).

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

1557675348 is a wasteful number, since it uses less digits than its factorization.

1557675348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120511 (or 120509 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 51.

The square root of 1557675348 is about 39467.3960124050. The cubic root of 1557675348 is about 1159.2016276165.

The spelling of 1557675348 in words is "one billion, five hundred fifty-seven million, six hundred seventy-five thousand, three hundred forty-eight".