2275400 has 48 divisors (see below), whose sum is σ = 5475840. Its totient is φ = 878400.

The previous prime is 2275393. The next prime is 2275409. The reversal of 2275400 is 45722.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (2275409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6017 + ... + 6383.

It is an arithmetic number, because the mean of its divisors is an integer number (114080).

2^2275400 is an apocalyptic number.

2275400 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 2275400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2737920).

2275400 is an abundant number, since it is smaller than the sum of its proper divisors (3200440).

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

2275400 is a wasteful number, since it uses less digits than its factorization.

2275400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 2275400 is about 1508.4429057807. The cubic root of 2275400 is about 131.5283134299.

The spelling of 2275400 in words is "two million, two hundred seventy-five thousand, four hundred".