97620273 has 48 divisors (see below), whose sum is σ = 154664640. Its totient is φ = 59102208.

The previous prime is 97620251. The next prime is 97620287. The reversal of 97620273 is 37202679.

97620273 is a `hidden beast` number, since 9 + 7 + 620 + 27 + 3 = 666.

It is not a de Polignac number, because 97620273 - 2⁵ = 97620241 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97620773) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 912286 + ... + 912392.

It is an arithmetic number, because the mean of its divisors is an integer number (3222180).

Almost surely, 2^97620273 is an apocalyptic number.

It is an amenable number.

97620273 is a deficient number, since it is larger than the sum of its proper divisors (57044367).

97620273 is a wasteful number, since it uses less digits than its factorization.

97620273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 97620273 is about 9880.2972121288. The cubic root of 97620273 is about 460.4473798129.

The spelling of 97620273 in words is "ninety-seven million, six hundred twenty thousand, two hundred seventy-three".