964259605 has 4 divisors (see below), whose sum is σ = 1157111532. Its totient is φ = 771407680.

The previous prime is 964259603. The next prime is 964259651. The reversal of 964259605 is 506952469.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506952469 = 2591 ⋅195659.

It can be written as a sum of positive squares in 2 ways, for example, as 364695409 + 599564196 = 19097^2 + 24486^2 .

It is not a de Polignac number, because 964259605 - 2¹ = 964259603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964259603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96425956 + ... + 96425965.

It is an arithmetic number, because the mean of its divisors is an integer number (289277883).

Almost surely, 2^964259605 is an apocalyptic number.

It is an amenable number.

964259605 is a deficient number, since it is larger than the sum of its proper divisors (192851927).

964259605 is a wasteful number, since it uses less digits than its factorization.

964259605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192851926.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 964259605 is about 31052.5297681203. The cubic root of 964259605 is about 987.9417172507.

It can be divided in two parts, 96425 and 9605, that added together give a triangular number (106030 = T₄₆₀).

The spelling of 964259605 in words is "nine hundred sixty-four million, two hundred fifty-nine thousand, six hundred five".