2155350 has 24 divisors (see below), whose sum is σ = 5345640. Its totient is φ = 574720.

The previous prime is 2155333. The next prime is 2155381. The reversal of 2155350 is 535512.

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, 7035 + ... + 7334.

It is an arithmetic number, because the mean of its divisors is an integer number (222735).

2^2155350 is an apocalyptic number.

2155350 is an abundant number, since it is smaller than the sum of its proper divisors (3190290).

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

2155350 is a wasteful number, since it uses less digits than its factorization.

2155350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14384 (or 14379 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 2155350 is about 1468.1110312235. Note that the first 3 decimals coincide. The cubic root of 2155350 is about 129.1732543755.

It can be divided in two parts, 215 and 5350, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 2155350 in words is "two million, one hundred fifty-five thousand, three hundred fifty".