1587164 has 12 divisors (see below), whose sum is σ = 2786784. Its totient is φ = 790944.

The previous prime is 1587121. The next prime is 1587167. The reversal of 1587164 is 4617851.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1587164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1587167) 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, 1424 + ... + 2280.

It is an arithmetic number, because the mean of its divisors is an integer number (232232).

2^1587164 is an apocalyptic number.

It is an amenable number.

1587164 is a deficient number, since it is larger than the sum of its proper divisors (1199620).

1587164 is a wasteful number, since it uses less digits than its factorization.

1587164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324 (or 1322 counting only the distinct ones).

The product of its digits is 6720, while the sum is 32.

The square root of 1587164 is about 1259.8269722466. The cubic root of 1587164 is about 116.6470969443.

The spelling of 1587164 in words is "one million, five hundred eighty-seven thousand, one hundred sixty-four".