97150290 has 32 divisors (see below), whose sum is σ = 241202880. Its totient is φ = 25013184.

The previous prime is 97150289. The next prime is 97150307. The reversal of 97150290 is 9205179.

It is a Curzon number.

It is an unprimeable number.

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, 54964 + ... + 56703.

It is an arithmetic number, because the mean of its divisors is an integer number (7537590).

Almost surely, 2^97150290 is an apocalyptic number.

97150290 is an abundant number, since it is smaller than the sum of its proper divisors (144052590).

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

97150290 is a wasteful number, since it uses less digits than its factorization.

97150290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111706.

The product of its (nonzero) digits is 5670, while the sum is 33.

The square root of 97150290 is about 9856.4846674664. The cubic root of 97150290 is about 459.7072649143.

The spelling of 97150290 in words is "ninety-seven million, one hundred fifty thousand, two hundred ninety".