97081822 has 8 divisors (see below), whose sum is σ = 146516616. Its totient is φ = 48242952.

The previous prime is 97081819. The next prime is 97081841. The reversal of 97081822 is 22818079.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148573 + ... + 149224.

It is an arithmetic number, because the mean of its divisors is an integer number (18314577).

Almost surely, 2^97081822 is an apocalyptic number.

97081822 is a deficient number, since it is larger than the sum of its proper divisors (49434794).

97081822 is a wasteful number, since it uses less digits than its factorization.

97081822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297962.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 97081822 is about 9853.0108088848. The cubic root of 97081822 is about 459.5992445330.

It can be divided in two parts, 97081 and 822, that added together give a triangular number (97903 = T₄₄₂).

The spelling of 97081822 in words is "ninety-seven million, eighty-one thousand, eight hundred twenty-two".