97022555 has 16 divisors (see below), whose sum is σ = 133527744. Its totient is φ = 66295680.

The previous prime is 97022551. The next prime is 97022557. The reversal of 97022555 is 55522079.

It is not a de Polignac number, because 97022555 - 2² = 97022551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (97022551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5525 + ... + 14985.

It is an arithmetic number, because the mean of its divisors is an integer number (8345484).

Almost surely, 2^97022555 is an apocalyptic number.

97022555 is a deficient number, since it is larger than the sum of its proper divisors (36505189).

97022555 is a wasteful number, since it uses less digits than its factorization.

97022555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9766.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 97022555 is about 9850.0027918778. The cubic root of 97022555 is about 459.5056993400.

The spelling of 97022555 in words is "ninety-seven million, twenty-two thousand, five hundred fifty-five".