97561834 has 8 divisors (see below), whose sum is σ = 146500128. Its totient is φ = 48728460.

The previous prime is 97561819. The next prime is 97561843. The reversal of 97561834 is 43816579.

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

It is a super-2 number, since 2×97561834² = 19036622906887112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23862 + ... + 27649.

It is an arithmetic number, because the mean of its divisors is an integer number (18312516).

Almost surely, 2^97561834 is an apocalyptic number.

97561834 is a deficient number, since it is larger than the sum of its proper divisors (48938294).

97561834 is a wasteful number, since it uses less digits than its factorization.

97561834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52460.

The product of its digits is 181440, while the sum is 43.

The square root of 97561834 is about 9877.3394190946. The cubic root of 97561834 is about 460.3554813620.

The spelling of 97561834 in words is "ninety-seven million, five hundred sixty-one thousand, eight hundred thirty-four".