97090845 has 8 divisors (see below), whose sum is σ = 155345376. Its totient is φ = 51781776.

The previous prime is 97090823. The next prime is 97090871. The reversal of 97090845 is 54809079.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97090845 - 2¹⁰ = 97089821 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97090797 and 97090806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3236347 + ... + 3236376.

It is an arithmetic number, because the mean of its divisors is an integer number (19418172).

Almost surely, 2^97090845 is an apocalyptic number.

It is an amenable number.

97090845 is a deficient number, since it is larger than the sum of its proper divisors (58254531).

97090845 is a wasteful number, since it uses less digits than its factorization.

97090845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6472731.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 97090845 is about 9853.4686785923. The cubic root of 97090845 is about 459.6134828165.

The spelling of 97090845 in words is "ninety-seven million, ninety thousand, eight hundred forty-five".