964378473 has 16 divisors (see below), whose sum is σ = 1329463296. Its totient is φ = 621173520.

The previous prime is 964378439. The next prime is 964378487. The reversal of 964378473 is 374873469.

It is a happy number.

It is not a de Polignac number, because 964378473 - 2¹² = 964374377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (964378433) 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, 51736 + ... + 67862.

It is an arithmetic number, because the mean of its divisors is an integer number (83091456).

Almost surely, 2^964378473 is an apocalyptic number.

964378473 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

It is an amenable number.

964378473 is a deficient number, since it is larger than the sum of its proper divisors (365084823).

964378473 is a wasteful number, since it uses less digits than its factorization.

964378473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16804.

The product of its digits is 3048192, while the sum is 51.

The square root of 964378473 is about 31054.4436916844. The cubic root of 964378473 is about 987.9823113778.

The spelling of 964378473 in words is "nine hundred sixty-four million, three hundred seventy-eight thousand, four hundred seventy-three".