2150622 has 24 divisors (see below), whose sum is σ = 4694664. Its totient is φ = 711504.

The previous prime is 2150597. The next prime is 2150639. The reversal of 2150622 is 2260512.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2150595 and 2150604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2568 + ... + 3300.

It is an arithmetic number, because the mean of its divisors is an integer number (195611).

2^2150622 is an apocalyptic number.

It is a pronic number, being equal to 1466×1467.

2150622 is an abundant number, since it is smaller than the sum of its proper divisors (2544042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2150622 is a wasteful number, since it uses less digits than its factorization.

2150622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904 (or 901 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2150622 is about 1466.4999147630. The cubic root of 2150622 is about 129.0787332598.

It can be divided in two parts, 21506 and 22, that added together give a triangular number (21528 = T₂₀₇).

The spelling of 2150622 in words is "two million, one hundred fifty thousand, six hundred twenty-two".