97000028 has 12 divisors (see below), whose sum is σ = 179735472. Its totient is φ = 45647040.

The previous prime is 97000021. The next prime is 97000037. The reversal of 97000028 is 82000079.

It is a junction number, because it is equal to n+sod(n) for n = 96999970 and 97000006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97000021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713168 + ... + 713303.

It is an arithmetic number, because the mean of its divisors is an integer number (14977956).

Almost surely, 2^97000028 is an apocalyptic number.

It is an amenable number.

97000028 is a deficient number, since it is larger than the sum of its proper divisors (82735444).

97000028 is a wasteful number, since it uses less digits than its factorization.

97000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426492 (or 1426490 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 97000028 is about 9848.8592232806. The cubic root of 97000028 is about 459.4701334309.

The spelling of 97000028 in words is "ninety-seven million, twenty-eight", and thus it is an aban number and an uban number.