800122740 has 48 divisors (see below), whose sum is σ = 2249311680. Its totient is φ = 212512000.

The previous prime is 800122721. The next prime is 800122747. The reversal of 800122740 is 47221008.

It is a self number, because there is not a number n which added to its sum of digits gives 800122740.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800122747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11505 + ... + 41624.

It is an arithmetic number, because the mean of its divisors is an integer number (46860660).

Almost surely, 2^800122740 is an apocalyptic number.

It is an amenable number.

800122740 is an abundant number, since it is smaller than the sum of its proper divisors (1449188940).

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

800122740 is a wasteful number, since it uses less digits than its factorization.

800122740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53392 (or 53390 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 800122740 is about 28286.4409214026. The cubic root of 800122740 is about 928.3652400126.

Adding to 800122740 its reverse (47221008), we get a palindrome (847343748).

The spelling of 800122740 in words is "eight hundred million, one hundred twenty-two thousand, seven hundred forty".