97266240 has 84 divisors (see below), whose sum is σ = 334565244. Its totient is φ = 25936896.

The previous prime is 97266233. The next prime is 97266271. The reversal of 97266240 is 4266279.

It is a happy number.

97266240 is a `hidden beast` number, since 9 + 7 + 26 + 624 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46457856 + 50808384 = 6816^2 + 7128^2 .

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 = 97266195 and 97266204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14007 + ... + 19766.

Almost surely, 2^97266240 is an apocalyptic number.

97266240 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

97266240 is an abundant number, since it is smaller than the sum of its proper divisors (237299004).

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

97266240 is a wasteful number, since it uses less digits than its factorization.

97266240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33796 (or 33783 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 97266240 is about 9862.3648279710. The cubic root of 97266240 is about 459.8900808568.

The spelling of 97266240 in words is "ninety-seven million, two hundred sixty-six thousand, two hundred forty".