97937887 has 8 divisors (see below), whose sum is σ = 102551904. Its totient is φ = 93353568.

The previous prime is 97937863. The next prime is 97937909. The reversal of 97937887 is 78873979.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 97937887 - 2¹⁹ = 97413599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97937857) 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, 528 + ... + 14005.

It is an arithmetic number, because the mean of its divisors is an integer number (12818988).

Almost surely, 2^97937887 is an apocalyptic number.

97937887 is a deficient number, since it is larger than the sum of its proper divisors (4614017).

97937887 is a wasteful number, since it uses less digits than its factorization.

97937887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14849.

The product of its digits is 5334336, while the sum is 58.

The square root of 97937887 is about 9896.3572591131. The cubic root of 97937887 is about 460.9462045285.

The spelling of 97937887 in words is "ninety-seven million, nine hundred thirty-seven thousand, eight hundred eighty-seven".