964390 has 32 divisors (see below), whose sum is σ = 2073600. Its totient is φ = 315744.

The previous prime is 964373. The next prime is 964417. The reversal of 964390 is 93469.

It is a congruent number.

It is an unprimeable number.

964390 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311 + ... + 1909.

It is an arithmetic number, because the mean of its divisors is an integer number (64800).

2⁹⁶⁴³⁹⁰ is an apocalyptic number.

964390 is an abundant number, since it is smaller than the sum of its proper divisors (1109210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

964390 is a wasteful number, since it uses less digits than its factorization.

964390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 964390 is about 982.0336043130. The cubic root of 964390 is about 98.7986247739.

The spelling of 964390 in words is "nine hundred sixty-four thousand, three hundred ninety".