2520022402 has 8 divisors (see below), whose sum is σ = 3978982800. Its totient is φ = 1193694804.

The previous prime is 2520022369. The next prime is 2520022433. The reversal of 2520022402 is 2042200252.

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

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 2520022402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33158152 + ... + 33158227.

It is an arithmetic number, because the mean of its divisors is an integer number (497372850).

Almost surely, 2^2520022402 is an apocalyptic number.

2520022402 is a deficient number, since it is larger than the sum of its proper divisors (1458960398).

2520022402 is a wasteful number, since it uses less digits than its factorization.

2520022402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66316400.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2520022402 is about 50199.8247208095. The cubic root of 2520022402 is about 1360.8224555933.

Adding to 2520022402 its reverse (2042200252), we get a palindrome (4562222654).

The spelling of 2520022402 in words is "two billion, five hundred twenty million, twenty-two thousand, four hundred two".