97072022 has 4 divisors (see below), whose sum is σ = 145608036. Its totient is φ = 48536010.

The previous prime is 97072013. The next prime is 97072049. The reversal of 97072022 is 22027079.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22027079 = 1721 ⋅12799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24268004 + ... + 24268007.

It is an arithmetic number, because the mean of its divisors is an integer number (36402009).

Almost surely, 2^97072022 is an apocalyptic number.

97072022 is a deficient number, since it is larger than the sum of its proper divisors (48536014).

97072022 is a wasteful number, since it uses less digits than its factorization.

97072022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48536013.

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 97072022 is about 9852.5134864155. The cubic root of 97072022 is about 459.5837791449.

The spelling of 97072022 in words is "ninety-seven million, seventy-two thousand, twenty-two".