1402528198 has 4 divisors (see below), whose sum is σ = 2103792300. Its totient is φ = 701264098.

The previous prime is 1402528181. The next prime is 1402528217. The reversal of 1402528198 is 8918252041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8918252041 = 1877 ⋅4751333.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1402528198.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350632048 + ... + 350632051.

It is an arithmetic number, because the mean of its divisors is an integer number (525948075).

Almost surely, 2^1402528198 is an apocalyptic number.

1402528198 is a deficient number, since it is larger than the sum of its proper divisors (701264102).

1402528198 is an equidigital number, since it uses as much as digits as its factorization.

1402528198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701264101.

The product of its (nonzero) digits is 46080, while the sum is 40.

The square root of 1402528198 is about 37450.3430958917. The cubic root of 1402528198 is about 1119.3619340745.

The spelling of 1402528198 in words is "one billion, four hundred two million, five hundred twenty-eight thousand, one hundred ninety-eight".