97259405 has 8 divisors (see below), whose sum is σ = 116773272. Its totient is φ = 77766208.

The previous prime is 97259381. The next prime is 97259419. The reversal of 97259405 is 50495279.

97259405 = 6973² + 6974².

It can be written as a sum of positive squares in 4 ways, for example, as 361 + 97259044 = 19^2 + 9862^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97259405 is a prime.

It is a Duffinian number.

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, 8459 + ... + 16311.

It is an arithmetic number, because the mean of its divisors is an integer number (14596659).

Almost surely, 2^97259405 is an apocalyptic number.

97259405 is the 6974-th centered square number.

It is an amenable number.

97259405 is a deficient number, since it is larger than the sum of its proper divisors (19513867).

97259405 is a wasteful number, since it uses less digits than its factorization.

97259405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10335.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 97259405 is about 9862.0183025586. The cubic root of 97259405 is about 459.8793082861.

The spelling of 97259405 in words is "ninety-seven million, two hundred fifty-nine thousand, four hundred five".