2250404940 has 96 divisors (see below), whose sum is σ = 7209667584. Its totient is φ = 513780480.

The previous prime is 2250404929. The next prime is 2250404951. The reversal of 2250404940 is 494040522.

It is an interprime number because it is at equal distance from previous prime (2250404929) and next prime (2250404951).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2250404898 and 2250404907.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 430422 + ... + 435618.

It is an arithmetic number, because the mean of its divisors is an integer number (75100704).

Almost surely, 2^2250404940 is an apocalyptic number.

2250404940 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 2250404940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3604833792).

2250404940 is an abundant number, since it is smaller than the sum of its proper divisors (4959262644).

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

2250404940 is a wasteful number, since it uses less digits than its factorization.

2250404940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6247 (or 6245 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2250404940 is about 47438.4331528772. The cubic root of 2250404940 is about 1310.4493029831.

The spelling of 2250404940 in words is "two billion, two hundred fifty million, four hundred four thousand, nine hundred forty".