2156062 has 4 divisors (see below), whose sum is σ = 3234096. Its totient is φ = 1078030.

The previous prime is 2156053. The next prime is 2156071. The reversal of 2156062 is 2606512.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2156053) and next prime (2156071).

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 539014 + ... + 539017.

It is an arithmetic number, because the mean of its divisors is an integer number (808524).

2^2156062 is an apocalyptic number.

2156062 is a deficient number, since it is larger than the sum of its proper divisors (1078034).

2156062 is a wasteful number, since it uses less digits than its factorization.

2156062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078033.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2156062 is about 1468.3534996723. The cubic root of 2156062 is about 129.1874765408.

The spelling of 2156062 in words is "two million, one hundred fifty-six thousand, sixty-two".