7450001228 has 6 divisors (see below), whose sum is σ = 13037502156. Its totient is φ = 3725000612.

The previous prime is 7450001219. The next prime is 7450001257. The reversal of 7450001228 is 8221000547.

It is a self number, because there is not a number n which added to its sum of digits gives 7450001228.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 931250150 + ... + 931250157.

It is an arithmetic number, because the mean of its divisors is an integer number (2172917026).

Almost surely, 2^7450001228 is an apocalyptic number.

It is an amenable number.

7450001228 is a deficient number, since it is larger than the sum of its proper divisors (5587500928).

7450001228 is a wasteful number, since it uses less digits than its factorization.

7450001228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862500311 (or 1862500309 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 7450001228 is about 86313.3896217731. The cubic root of 7450001228 is about 1953.0743726586.

The spelling of 7450001228 in words is "seven billion, four hundred fifty million, one thousand, two hundred twenty-eight".