2422506540 has 24 divisors (see below), whose sum is σ = 6783018480. Its totient is φ = 646001728.

The previous prime is 2422506529. The next prime is 2422506551. The reversal of 2422506540 is 456052242.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2422506529) and next prime (2422506551).

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 = 2422506498 and 2422506507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20187495 + ... + 20187614.

It is an arithmetic number, because the mean of its divisors is an integer number (282625770).

Almost surely, 2^2422506540 is an apocalyptic number.

2422506540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2422506540 is an abundant number, since it is smaller than the sum of its proper divisors (4360511940).

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

2422506540 is a wasteful number, since it uses less digits than its factorization.

2422506540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40375121 (or 40375119 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 2422506540 is about 49218.9652471484. The cubic root of 2422506540 is about 1343.0380575091.

Adding to 2422506540 its reverse (456052242), we get a palindrome (2878558782).

The spelling of 2422506540 in words is "two billion, four hundred twenty-two million, five hundred six thousand, five hundred forty".