964646469 has 16 divisors (see below), whose sum is σ = 1431507840. Its totient is φ = 642016800.

The previous prime is 964646461. The next prime is 964646491.

964646469 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 964646469 - 2³ = 964646461 is a prime.

It is a super-2 number, since 2×964646469² = 1861085620308335922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964646461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13497 + ... + 45950.

It is an arithmetic number, because the mean of its divisors is an integer number (89469240).

Almost surely, 2^964646469 is an apocalyptic number.

It is an amenable number.

964646469 is a deficient number, since it is larger than the sum of its proper divisors (466861371).

964646469 is a wasteful number, since it uses less digits than its factorization.

964646469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60057 (or 60051 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 54.

The square root of 964646469 is about 31058.7583299784. The cubic root of 964646469 is about 988.0738213648.

The spelling of 964646469 in words is "nine hundred sixty-four million, six hundred forty-six thousand, four hundred sixty-nine".