2500040022 has 8 divisors (see below), whose sum is σ = 5000080056. Its totient is φ = 833346672.

The previous prime is 2500040017. The next prime is 2500040029. The reversal of 2500040022 is 2200400052.

It is a sphenic number, since it is the product of 3 distinct primes.

2500040022 is an admirable number.

It is a super-2 number, since 2×2500040022² = 12500400223203520968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2500039983 and 2500040010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500040029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208336663 + ... + 208336674.

It is an arithmetic number, because the mean of its divisors is an integer number (625010007).

Almost surely, 2^2500040022 is an apocalyptic number.

2500040022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2500040022 is a wasteful number, since it uses less digits than its factorization.

2500040022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416673342.

The product of its (nonzero) digits is 160, while the sum is 15.

The square root of 2500040022 is about 50000.4002183983. The cubic root of 2500040022 is about 1357.2160506869.

Adding to 2500040022 its reverse (2200400052), we get a palindrome (4700440074).

The spelling of 2500040022 in words is "two billion, five hundred million, forty thousand, twenty-two".