2150700 has 72 divisors (see below), whose sum is σ = 6374592. Its totient is φ = 559680.

The previous prime is 2150689. The next prime is 2150713. The reversal of 2150700 is 70512.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2150700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20047 + ... + 20153.

It is an arithmetic number, because the mean of its divisors is an integer number (88536).

2^2150700 is an apocalyptic number.

2150700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3187296).

2150700 is an abundant number, since it is smaller than the sum of its proper divisors (4223892).

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

2150700 is a wasteful number, since it uses less digits than its factorization.

2150700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 184 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 15.

The square root of 2150700 is about 1466.5265084546. The cubic root of 2150700 is about 129.0802937416.

2150700 divided by its sum of digits (15) gives a triangular number (143380 = T₅₃₅).

It can be divided in two parts, 2150 and 700, that added together give a triangular number (2850 = T₇₅).

The spelling of 2150700 in words is "two million, one hundred fifty thousand, seven hundred".