97062228 has 36 divisors (see below), whose sum is σ = 245880180. Its totient is φ = 32284416.

The previous prime is 97062221. The next prime is 97062233. The reversal of 97062228 is 82226079.

97062228 is a `hidden beast` number, since 9 + 7 + 0 + 622 + 28 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 79067664 + 17994564 = 8892^2 + 4242^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×97062228² = 18842152208647968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 97062192 and 97062201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97062221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15676 + ... + 20972.

It is an arithmetic number, because the mean of its divisors is an integer number (6830005).

Almost surely, 2^97062228 is an apocalyptic number.

It is an amenable number.

97062228 is an abundant number, since it is smaller than the sum of its proper divisors (148817952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97062228 is a wasteful number, since it uses less digits than its factorization.

97062228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5816 (or 5811 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 97062228 is about 9852.0164433480. The cubic root of 97062228 is about 459.5683221855.

The spelling of 97062228 in words is "ninety-seven million, sixty-two thousand, two hundred twenty-eight".