1451264 has 18 divisors (see below), whose sum is σ = 2897370. Its totient is φ = 725504.

The previous prime is 1451257. The next prime is 1451267. The reversal of 1451264 is 4621541.

It can be written as a sum of positive squares in only one way, i.e., 1081600 + 369664 = 1040^2 + 608^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2579 + ... + 3090.

It is an arithmetic number, because the mean of its divisors is an integer number (160965).

2^1451264 is an apocalyptic number.

It is an amenable number.

1451264 is a deficient number, since it is larger than the sum of its proper divisors (1446106).

1451264 is an frugal number, since it uses more digits than its factorization.

1451264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5685 (or 5671 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 1451264 is about 1204.6841909812. The cubic root of 1451264 is about 113.2179987779.

The spelling of 1451264 in words is "one million, four hundred fifty-one thousand, two hundred sixty-four".