2635224420 has 48 divisors (see below), whose sum is σ = 7403860800. Its totient is φ = 700323456.

The previous prime is 2635224419. The next prime is 2635224443. The reversal of 2635224420 is 244225362.

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

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, 57370 + ... + 92529.

It is an arithmetic number, because the mean of its divisors is an integer number (154247100).

Almost surely, 2^2635224420 is an apocalyptic number.

2635224420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2635224420 is an abundant number, since it is smaller than the sum of its proper divisors (4768636380).

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

2635224420 is a wasteful number, since it uses less digits than its factorization.

2635224420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150204 (or 150202 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 2635224420 is about 51334.4369794780. The cubic root of 2635224420 is about 1381.2507773656.

Adding to 2635224420 its reverse (244225362), we get a palindrome (2879449782).

The spelling of 2635224420 in words is "two billion, six hundred thirty-five million, two hundred twenty-four thousand, four hundred twenty".