97223501 has 4 divisors (see below), whose sum is σ = 97504032. Its totient is φ = 96942972.

The previous prime is 97223479. The next prime is 97223519. The reversal of 97223501 is 10532279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10532279 = 1777 ⋅5927.

It is a cyclic number.

It is not a de Polignac number, because 97223501 - 2²² = 93029197 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 (97223591) 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, 139745 + ... + 140438.

It is an arithmetic number, because the mean of its divisors is an integer number (24376008).

Almost surely, 2^97223501 is an apocalyptic number.

It is an amenable number.

97223501 is a deficient number, since it is larger than the sum of its proper divisors (280531).

97223501 is a wasteful number, since it uses less digits than its factorization.

97223501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280530.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 97223501 is about 9860.1978174882. The cubic root of 97223501 is about 459.8227120838.

The spelling of 97223501 in words is "ninety-seven million, two hundred twenty-three thousand, five hundred one".