2372280 has 64 divisors (see below), whose sum is σ = 7270560. Its totient is φ = 619008.

The previous prime is 2372257. The next prime is 2372303. The reversal of 2372280 is 822732.

It is an interprime number because it is at equal distance from previous prime (2372257) and next prime (2372303).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2372280.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6174 + ... + 6546.

2^2372280 is an apocalyptic number.

2372280 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 2372280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3635280).

2372280 is an abundant number, since it is smaller than the sum of its proper divisors (4898280).

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

2372280 is a wasteful number, since it uses less digits than its factorization.

2372280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 436 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 2372280 is about 1540.2207633972. The cubic root of 2372280 is about 133.3691292779.

The spelling of 2372280 in words is "two million, three hundred seventy-two thousand, two hundred eighty".