2508820738 has 8 divisors (see below), whose sum is σ = 3792863232. Its totient is φ = 1244532996.

The previous prime is 2508820723. The next prime is 2508820763. The reversal of 2508820738 is 8370288052.

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

It is a junction number, because it is equal to n+sod(n) for n = 2508820694 and 2508820703.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4938370 + ... + 4938877.

It is an arithmetic number, because the mean of its divisors is an integer number (474107904).

Almost surely, 2^2508820738 is an apocalyptic number.

2508820738 is a deficient number, since it is larger than the sum of its proper divisors (1284042494).

2508820738 is a wasteful number, since it uses less digits than its factorization.

2508820738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877376.

The product of its (nonzero) digits is 215040, while the sum is 43.

The square root of 2508820738 is about 50088.1297115394. The cubic root of 2508820738 is about 1358.8031457752.

The spelling of 2508820738 in words is "two billion, five hundred eight million, eight hundred twenty thousand, seven hundred thirty-eight".