97429892 has 24 divisors (see below), whose sum is σ = 197608320. Its totient is φ = 41166720.

The previous prime is 97429877. The next prime is 97429897. The reversal of 97429892 is 29892479.

It is a self number, because there is not a number n which added to its sum of digits gives 97429892.

It is not an unprimeable number, because it can be changed into a prime (97429897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22517 + ... + 26492.

It is an arithmetic number, because the mean of its divisors is an integer number (8233680).

Almost surely, 2^97429892 is an apocalyptic number.

It is an amenable number.

97429892 is an abundant number, since it is smaller than the sum of its proper divisors (100178428).

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

97429892 is a wasteful number, since it uses less digits than its factorization.

97429892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49091 (or 49089 counting only the distinct ones).

The product of its digits is 653184, while the sum is 50.

The square root of 97429892 is about 9870.6581340861. The cubic root of 97429892 is about 460.1478604698.

The spelling of 97429892 in words is "ninety-seven million, four hundred twenty-nine thousand, eight hundred ninety-two".