97050987 has 64 divisors (see below), whose sum is σ = 165150720. Its totient is φ = 55792800.

The previous prime is 97050959. The next prime is 97050991. The reversal of 97050987 is 78905079.

It is not a de Polignac number, because 97050987 - 2⁷ = 97050859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97050997) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 764118 + ... + 764244.

It is an arithmetic number, because the mean of its divisors is an integer number (2580480).

Almost surely, 2^97050987 is an apocalyptic number.

97050987 is a deficient number, since it is larger than the sum of its proper divisors (68099733).

97050987 is a wasteful number, since it uses less digits than its factorization.

97050987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 255 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 45.

The square root of 97050987 is about 9851.4459344809. The cubic root of 97050987 is about 459.5505802789.

The spelling of 97050987 in words is "ninety-seven million, fifty thousand, nine hundred eighty-seven".