964251 has 16 divisors (see below), whose sum is σ = 1451520. Its totient is φ = 632520.

The previous prime is 964219. The next prime is 964253. The reversal of 964251 is 152469.

It is not a de Polignac number, because 964251 - 2⁵ = 964219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

964251 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 964251.

It is not an unprimeable number, because it can be changed into a prime (964253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1666 + ... + 2168.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2⁹⁶⁴²⁵¹ is an apocalyptic number.

964251 is a deficient number, since it is larger than the sum of its proper divisors (487269).

964251 is a wasteful number, since it uses less digits than its factorization.

964251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583 (or 577 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 964251 is about 981.9628302538. The cubic root of 964251 is about 98.7938778463.

The spelling of 964251 in words is "nine hundred sixty-four thousand, two hundred fifty-one".