97527540 has 48 divisors (see below), whose sum is σ = 297904320. Its totient is φ = 23642880.

The previous prime is 97527527. The next prime is 97527541. The reversal of 97527540 is 4572579.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97527541) 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 15 ways as a sum of consecutive naturals, for example, 73225 + ... + 74544.

It is an arithmetic number, because the mean of its divisors is an integer number (6206340).

Almost surely, 2^97527540 is an apocalyptic number.

It is an amenable number.

97527540 is an abundant number, since it is smaller than the sum of its proper divisors (200376780).

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

97527540 is a wasteful number, since it uses less digits than its factorization.

97527540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147792 (or 147790 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 39.

The square root of 97527540 is about 9875.6032727120. The cubic root of 97527540 is about 460.3015351264.

The spelling of 97527540 in words is "ninety-seven million, five hundred twenty-seven thousand, five hundred forty".