1381562 has 16 divisors (see below), whose sum is σ = 2550912. Its totient is φ = 546480.

The previous prime is 1381559. The next prime is 1381609. The reversal of 1381562 is 2651831.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 3614 + ... + 3977.

It is an arithmetic number, because the mean of its divisors is an integer number (159432).

2^1381562 is an apocalyptic number.

1381562 is a deficient number, since it is larger than the sum of its proper divisors (1169350).

1381562 is a wasteful number, since it uses less digits than its factorization.

1381562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613.

The product of its digits is 1440, while the sum is 26.

The square root of 1381562 is about 1175.3986557760. The cubic root of 1381562 is about 111.3756178998.

The spelling of 1381562 in words is "one million, three hundred eighty-one thousand, five hundred sixty-two".