1025264 has 20 divisors (see below), whose sum is σ = 2005080. Its totient is φ = 507840.

The previous prime is 1025261. The next prime is 1025267. The reversal of 1025264 is 4625201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1025261) and next prime (1025267).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1994 + ... + 2454.

It is an arithmetic number, because the mean of its divisors is an integer number (100254).

2^1025264 is an apocalyptic number.

It is an amenable number.

1025264 is a deficient number, since it is larger than the sum of its proper divisors (979816).

1025264 is a wasteful number, since it uses less digits than its factorization.

1025264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1025264 is about 1012.5532084784. The cubic root of 1025264 is about 100.8351393403.

The spelling of 1025264 in words is "one million, twenty-five thousand, two hundred sixty-four".