97213574 has 8 divisors (see below), whose sum is σ = 146178120. Its totient is φ = 48487536.

The previous prime is 97213573. The next prime is 97213577. The reversal of 97213574 is 47531279.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97213573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58604 + ... + 60239.

It is an arithmetic number, because the mean of its divisors is an integer number (18272265).

Almost surely, 2^97213574 is an apocalyptic number.

97213574 is a deficient number, since it is larger than the sum of its proper divisors (48964546).

97213574 is a wasteful number, since it uses less digits than its factorization.

97213574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119254.

The product of its digits is 52920, while the sum is 38.

The square root of 97213574 is about 9859.6944171714. The cubic root of 97213574 is about 459.8070614939.

The spelling of 97213574 in words is "ninety-seven million, two hundred thirteen thousand, five hundred seventy-four".