1442564 has 12 divisors (see below), whose sum is σ = 2583504. Its totient is φ = 704424.

The previous prime is 1442549. The next prime is 1442579. The reversal of 1442564 is 4652441.

It is an interprime number because it is at equal distance from previous prime (1442549) and next prime (1442579).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4022 + ... + 4365.

It is an arithmetic number, because the mean of its divisors is an integer number (215292).

2^1442564 is an apocalyptic number.

It is an amenable number.

1442564 is a deficient number, since it is larger than the sum of its proper divisors (1140940).

1442564 is a wasteful number, since it uses less digits than its factorization.

1442564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8434 (or 8432 counting only the distinct ones).

The product of its digits is 3840, while the sum is 26.

The square root of 1442564 is about 1201.0678581995. The cubic root of 1442564 is about 112.9913064030.

The spelling of 1442564 in words is "one million, four hundred forty-two thousand, five hundred sixty-four".