1264506 has 16 divisors (see below), whose sum is σ = 2564544. Its totient is φ = 415584.

The previous prime is 1264499. The next prime is 1264537. The reversal of 1264506 is 6054621.

It is a Curzon number.

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, 1006 + ... + 1881.

It is an arithmetic number, because the mean of its divisors is an integer number (160284).

2^1264506 is an apocalyptic number.

1264506 is an abundant number, since it is smaller than the sum of its proper divisors (1300038).

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

1264506 is a wasteful number, since it uses less digits than its factorization.

1264506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1264506 is about 1124.5025566890. The cubic root of 1264506 is about 108.1368293160.

It can be divided in two parts, 1264 and 506, that added together give a triangular number (1770 = T₅₉).

The spelling of 1264506 in words is "one million, two hundred sixty-four thousand, five hundred six".