97028436 has 24 divisors (see below), whose sum is σ = 226568160. Its totient is φ = 32318752.

The previous prime is 97028431. The next prime is 97028447. The reversal of 97028436 is 63482079.

It is a junction number, because it is equal to n+sod(n) for n = 97028394 and 97028403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97028431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22330 + ... + 26318.

It is an arithmetic number, because the mean of its divisors is an integer number (9440340).

Almost surely, 2^97028436 is an apocalyptic number.

It is an amenable number.

97028436 is an abundant number, since it is smaller than the sum of its proper divisors (129539724).

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

97028436 is a wasteful number, since it uses less digits than its factorization.

97028436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023 (or 6021 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 97028436 is about 9850.3013151883. The cubic root of 97028436 is about 459.5149834301.

The spelling of 97028436 in words is "ninety-seven million, twenty-eight thousand, four hundred thirty-six".