97405929 has 8 divisors (see below), whose sum is σ = 144305120. Its totient is φ = 64937268.

The previous prime is 97405909. The next prime is 97405933. The reversal of 97405929 is 92950479.

It is not a de Polignac number, because 97405929 - 2¹² = 97401833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97405909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1803787 + ... + 1803840.

It is an arithmetic number, because the mean of its divisors is an integer number (18038140).

Almost surely, 2^97405929 is an apocalyptic number.

It is an amenable number.

97405929 is a deficient number, since it is larger than the sum of its proper divisors (46899191).

97405929 is a wasteful number, since it uses less digits than its factorization.

97405929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607636 (or 3607630 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 97405929 is about 9869.4442092754. Note that the first 3 decimals coincide. The cubic root of 97405929 is about 460.1101327353.

The spelling of 97405929 in words is "ninety-seven million, four hundred five thousand, nine hundred twenty-nine".