980429644 has 12 divisors (see below), whose sum is σ = 1816678584. Its totient is φ = 461378624.

The previous prime is 980429633. The next prime is 980429683. The reversal of 980429644 is 446924089.

It is a super-2 number, since 2×980429644² = 1922484573667933472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 980429594 and 980429603.

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, 7208974 + ... + 7209109.

It is an arithmetic number, because the mean of its divisors is an integer number (151389882).

Almost surely, 2^980429644 is an apocalyptic number.

It is an amenable number.

980429644 is a deficient number, since it is larger than the sum of its proper divisors (836248940).

980429644 is a wasteful number, since it uses less digits than its factorization.

980429644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14418104 (or 14418102 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 980429644 is about 31311.8131701120. The cubic root of 980429644 is about 993.4335237690.

The spelling of 980429644 in words is "nine hundred eighty million, four hundred twenty-nine thousand, six hundred forty-four".