1402740202 has 4 divisors (see below), whose sum is σ = 2104110306. Its totient is φ = 701370100.

The previous prime is 1402740197. The next prime is 1402740221. The reversal of 1402740202 is 2020472041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 766237761 + 636502441 = 27681^2 + 25229^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350685049 + ... + 350685052.

Almost surely, 2^1402740202 is an apocalyptic number.

1402740202 is a deficient number, since it is larger than the sum of its proper divisors (701370104).

1402740202 is an equidigital number, since it uses as much as digits as its factorization.

1402740202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701370103.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1402740202 is about 37453.1734569983. The cubic root of 1402740202 is about 1119.4183315743.

The spelling of 1402740202 in words is "one billion, four hundred two million, seven hundred forty thousand, two hundred two".