964002605 has 4 divisors (see below), whose sum is σ = 1156803132. Its totient is φ = 771202080.

The previous prime is 964002553. The next prime is 964002607. The reversal of 964002605 is 506200469.

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

It can be written as a sum of positive squares in 2 ways, for example, as 402644356 + 561358249 = 20066^2 + 23693^2 .

It is not a de Polignac number, because 964002605 - 2⁶ = 964002541 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 (964002607) 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, 96400256 + ... + 96400265.

It is an arithmetic number, because the mean of its divisors is an integer number (289200783).

Almost surely, 2^964002605 is an apocalyptic number.

It is an amenable number.

964002605 is a deficient number, since it is larger than the sum of its proper divisors (192800527).

964002605 is a wasteful number, since it uses less digits than its factorization.

964002605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192800526.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 964002605 is about 31048.3913431920. The cubic root of 964002605 is about 987.8539388210.

The spelling of 964002605 in words is "nine hundred sixty-four million, two thousand, six hundred five".