1402564 has 12 divisors (see below), whose sum is σ = 2533888. Its totient is φ = 678600.

The previous prime is 1402547. The next prime is 1402567. The reversal of 1402564 is 4652041.

It is not an unprimeable number, because it can be changed into a prime (1402567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5532 + ... + 5779.

2^1402564 is an apocalyptic number.

It is an amenable number.

1402564 is a deficient number, since it is larger than the sum of its proper divisors (1131324).

1402564 is a wasteful number, since it uses less digits than its factorization.

1402564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11346 (or 11344 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 1402564 is about 1184.2989487456. The cubic root of 1402564 is about 111.9371458554.

It can be divided in two parts, 140 and 2564, that added together give a square (2704 = 52²).

The spelling of 1402564 in words is "one million, four hundred two thousand, five hundred sixty-four".