1274564 has 6 divisors (see below), whose sum is σ = 2230494. Its totient is φ = 637280.

The previous prime is 1274561. The next prime is 1274599. The reversal of 1274564 is 4654721.

It can be written as a sum of positive squares in only one way, i.e., 1254400 + 20164 = 1120^2 + 142^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1274561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159317 + ... + 159324.

It is an arithmetic number, because the mean of its divisors is an integer number (371749).

2^1274564 is an apocalyptic number.

It is an amenable number.

1274564 is a deficient number, since it is larger than the sum of its proper divisors (955930).

1274564 is a wasteful number, since it uses less digits than its factorization.

1274564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318645 (or 318643 counting only the distinct ones).

The product of its digits is 6720, while the sum is 29.

The square root of 1274564 is about 1128.9658985107. The cubic root of 1274564 is about 108.4227826643.

The spelling of 1274564 in words is "one million, two hundred seventy-four thousand, five hundred sixty-four".