97525825 has 6 divisors (see below), whose sum is σ = 120932054.
Its totient is φ = 78020640.
The previous prime is 97525807. The next prime is 97525843. The reversal of 97525825 is 52852579.
It is an interprime number because it is at equal distance from previous prime (97525807) and next prime (97525843).
It can be written as a sum of positive squares in 3 ways, for example, as 20367169 + 77158656 = 4513^2 + 8784^2
It is not a de Polignac number, because 97525825 - 25 = 97525793 is a prime.
It is a super-2 number, since 2×975258252 = 19022573083861250, which contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1950492 + ... + 1950541.
Almost surely, 297525825 is an apocalyptic number.
It is an amenable number.
97525825 is a deficient number, since it is larger than the sum of its proper divisors (23406229).
97525825 is a wasteful number, since it uses less digits than its factorization.
97525825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3901043 (or 3901038 counting only the distinct ones).
The product of its digits is 252000, while the sum is 43.
The square root of 97525825 is about 9875.5164421918.
The cubic root of 97525825 is about 460.2988370107.
The spelling of 97525825 in words is "ninety-seven million, five hundred twenty-five thousand, eight hundred twenty-five".