1398848528 has 40 divisors (see below), whose sum is σ = 3379039680. Its totient is φ = 545005440.

The previous prime is 1398848471. The next prime is 1398848623. The reversal of 1398848528 is 8258488931.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (56).

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, 566483 + ... + 568946.

It is an arithmetic number, because the mean of its divisors is an integer number (84475992).

Almost surely, 2^1398848528 is an apocalyptic number.

It is an amenable number.

1398848528 is an abundant number, since it is smaller than the sum of its proper divisors (1980191152).

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

1398848528 is a wasteful number, since it uses less digits than its factorization.

1398848528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135455 (or 1135449 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 56.

The square root of 1398848528 is about 37401.1835106859. The cubic root of 1398848528 is about 1118.3821581978.

The spelling of 1398848528 in words is "one billion, three hundred ninety-eight million, eight hundred forty-eight thousand, five hundred twenty-eight".