92991425 has 6 divisors (see below), whose sum is σ = 115309398. Its totient is φ = 74393120.

The previous prime is 92991421. The next prime is 92991433. The reversal of 92991425 is 52419929.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 908209 + 92083216 = 953^2 + 9596^2 .

It is not a de Polignac number, because 92991425 - 2² = 92991421 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (92991421) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1859804 + ... + 1859853.

It is an arithmetic number, because the mean of its divisors is an integer number (19218233).

Almost surely, 2^92991425 is an apocalyptic number.

It is an amenable number.

92991425 is a deficient number, since it is larger than the sum of its proper divisors (22317973).

92991425 is a wasteful number, since it uses less digits than its factorization.

92991425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719667 (or 3719662 counting only the distinct ones).

The product of its digits is 58320, while the sum is 41.

The square root of 92991425 is about 9643.2061577050. The cubic root of 92991425 is about 453.0515643181.

The spelling of 92991425 in words is "ninety-two million, nine hundred ninety-one thousand, four hundred twenty-five".