1478551028 has 12 divisors (see below), whose sum is σ = 2589961920. Its totient is φ = 738561912.

The previous prime is 1478551007. The next prime is 1478551031. The reversal of 1478551028 is 8201558741.

It is a super-2 number, since 2×1478551028² = 4372226284799713568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173726 + ... + 182037.

It is an arithmetic number, because the mean of its divisors is an integer number (215830160).

Almost surely, 2^1478551028 is an apocalyptic number.

It is an amenable number.

1478551028 is a deficient number, since it is larger than the sum of its proper divisors (1111410892).

1478551028 is a wasteful number, since it uses less digits than its factorization.

1478551028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356806 (or 356804 counting only the distinct ones).

The product of its (nonzero) digits is 89600, while the sum is 41.

The square root of 1478551028 is about 38451.9313949248. The cubic root of 1478551028 is about 1139.2318175584.

The spelling of 1478551028 in words is "one billion, four hundred seventy-eight million, five hundred fifty-one thousand, twenty-eight".