1264516 has 24 divisors (see below), whose sum is σ = 2499840. Its totient is φ = 554400.

The previous prime is 1264499. The next prime is 1264537. The reversal of 1264516 is 6154621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781 + ... + 1771.

It is an arithmetic number, because the mean of its divisors is an integer number (104160).

2^1264516 is an apocalyptic number.

It is an amenable number.

1264516 is a deficient number, since it is larger than the sum of its proper divisors (1235324).

1264516 is a wasteful number, since it uses less digits than its factorization.

1264516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035 (or 1033 counting only the distinct ones).

The product of its digits is 1440, while the sum is 25.

The square root of 1264516 is about 1124.5070030907. The cubic root of 1264516 is about 108.1371143721.

The spelling of 1264516 in words is "one million, two hundred sixty-four thousand, five hundred sixteen".