1254764 has 24 divisors (see below), whose sum is σ = 2573088. Its totient is φ = 524160.

The previous prime is 1254761. The next prime is 1254767. The reversal of 1254764 is 4674521.

It is an interprime number because it is at equal distance from previous prime (1254761) and next prime (1254767).

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1254761) 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, 602 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (107212).

2^1254764 is an apocalyptic number.

1254764 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1254764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1286544).

1254764 is an abundant number, since it is smaller than the sum of its proper divisors (1318324).

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

1254764 is a wasteful number, since it uses less digits than its factorization.

1254764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1143 counting only the distinct ones).

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

The square root of 1254764 is about 1120.1624882132. The cubic root of 1254764 is about 107.8584107064.

The spelling of 1254764 in words is "one million, two hundred fifty-four thousand, seven hundred sixty-four".