97525749 has 8 divisors (see below), whose sum is σ = 130080160. Its totient is φ = 64994256.

The previous prime is 97525741. The next prime is 97525751. The reversal of 97525749 is 94752579.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97525749 - 2³ = 97525741 is a prime.

It is a super-2 number, since 2×97525749² = 19022543436022002, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 97525698 and 97525707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97525741) 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, 12399 + ... + 18675.

It is an arithmetic number, because the mean of its divisors is an integer number (16260020).

Almost surely, 2^97525749 is an apocalyptic number.

It is an amenable number.

97525749 is a deficient number, since it is larger than the sum of its proper divisors (32554411).

97525749 is a wasteful number, since it uses less digits than its factorization.

97525749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11459.

The product of its digits is 793800, while the sum is 48.

The square root of 97525749 is about 9875.5125942910. The cubic root of 97525749 is about 460.2987174433.

The spelling of 97525749 in words is "ninety-seven million, five hundred twenty-five thousand, seven hundred forty-nine".