1565242 has 16 divisors (see below), whose sum is σ = 2800512. Its totient is φ = 641520.

The previous prime is 1565233. The next prime is 1565251. The reversal of 1565242 is 2425651.

It is an interprime number because it is at equal distance from previous prime (1565233) and next prime (1565251).

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, 2109 + ... + 2752.

It is an arithmetic number, because the mean of its divisors is an integer number (175032).

2^1565242 is an apocalyptic number.

1565242 is a deficient number, since it is larger than the sum of its proper divisors (1235270).

1565242 is a wasteful number, since it uses less digits than its factorization.

1565242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4893.

The product of its digits is 2400, while the sum is 25.

The square root of 1565242 is about 1251.0963192337. The cubic root of 1565242 is about 116.1075597678.

The spelling of 1565242 in words is "one million, five hundred sixty-five thousand, two hundred forty-two".