980428628 has 24 divisors (see below), whose sum is σ = 1748355840. Its totient is φ = 480983360.

The previous prime is 980428583. The next prime is 980428637. The reversal of 980428628 is 826824089.

It is a super-2 number, since 2×980428628² = 1922480589203924768, 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 7 ways as a sum of consecutive naturals, for example, 36125 + ... + 57147.

It is an arithmetic number, because the mean of its divisors is an integer number (72848160).

Almost surely, 2^980428628 is an apocalyptic number.

It is an amenable number.

980428628 is a deficient number, since it is larger than the sum of its proper divisors (767927212).

980428628 is a wasteful number, since it uses less digits than its factorization.

980428628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21247 (or 21245 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 980428628 is about 31311.7969461990. The cubic root of 980428628 is about 993.4331806103.

The spelling of 980428628 in words is "nine hundred eighty million, four hundred twenty-eight thousand, six hundred twenty-eight".