97243550 has 24 divisors (see below), whose sum is σ = 181133496. Its totient is φ = 38841440.

The previous prime is 97243537. The next prime is 97243571. The reversal of 97243550 is 5534279.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 97243550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63089 + ... + 64611.

It is an arithmetic number, because the mean of its divisors is an integer number (7547229).

Almost surely, 2^97243550 is an apocalyptic number.

97243550 is a deficient number, since it is larger than the sum of its proper divisors (83889946).

97243550 is a wasteful number, since it uses less digits than its factorization.

97243550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812 (or 2807 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 97243550 is about 9861.2144282538. The cubic root of 97243550 is about 459.8543174461.

The spelling of 97243550 in words is "ninety-seven million, two hundred forty-three thousand, five hundred fifty".