2251370 has 32 divisors (see below), whose sum is σ = 4487616. Its totient is φ = 806400.

The previous prime is 2251369. The next prime is 2251373. The reversal of 2251370 is 731522.

It is a super-3 number, since 3×2251370³ = 34234333639939059000, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2251373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10565 + ... + 10775.

It is an arithmetic number, because the mean of its divisors is an integer number (140238).

2^2251370 is an apocalyptic number.

2251370 is a deficient number, since it is larger than the sum of its proper divisors (2236246).

2251370 is a wasteful number, since it uses less digits than its factorization.

2251370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 2251370 is about 1500.4565971730. The cubic root of 2251370 is about 131.0636599863.

Adding to 2251370 its reverse (731522), we get a palindrome (2982892).

The spelling of 2251370 in words is "two million, two hundred fifty-one thousand, three hundred seventy".