97097554 has 4 divisors (see below), whose sum is σ = 145646334. Its totient is φ = 48548776.

The previous prime is 97097531. The next prime is 97097579. The reversal of 97097554 is 45579079.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 62015625 + 35081929 = 7875^2 + 5923^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24274387 + ... + 24274390.

Almost surely, 2^97097554 is an apocalyptic number.

97097554 is a deficient number, since it is larger than the sum of its proper divisors (48548780).

97097554 is a wasteful number, since it uses less digits than its factorization.

97097554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48548779.

The product of its (nonzero) digits is 396900, while the sum is 46.

The square root of 97097554 is about 9853.8091112016. The cubic root of 97097554 is about 459.6240690389.

The spelling of 97097554 in words is "ninety-seven million, ninety-seven thousand, five hundred fifty-four".