651364 has 24 divisors (see below), whose sum is σ = 1335488. Its totient is φ = 272160.

The previous prime is 651361. The next prime is 651397. The reversal of 651364 is 463156.

It is not an unprimeable number, because it can be changed into a prime (651361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934 + ... + 1474.

2⁶⁵¹³⁶⁴ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 651364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667744).

651364 is an abundant number, since it is smaller than the sum of its proper divisors (684124).

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

651364 is a wasteful number, since it uses less digits than its factorization.

651364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595 (or 593 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 651364 is about 807.0712484038. The cubic root of 651364 is about 86.6844605147.

The spelling of 651364 in words is "six hundred fifty-one thousand, three hundred sixty-four".