2147959802 has 4 divisors (see below), whose sum is σ = 3221939706. Its totient is φ = 1073979900.

The previous prime is 2147959799. The next prime is 2147959817. The reversal of 2147959802 is 2089597412.

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., 2104148641 + 43811161 = 45871^2 + 6619^2 .

It is a super-2 number, since 2×2147959802² = 9227462622015758408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536989949 + ... + 536989952.

Almost surely, 2^2147959802 is an apocalyptic number.

2147959802 is a deficient number, since it is larger than the sum of its proper divisors (1073979904).

2147959802 is a wasteful number, since it uses less digits than its factorization.

2147959802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073979903.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 2147959802 is about 46346.0872350622. The cubic root of 2147959802 is about 1290.2545021970.

The spelling of 2147959802 in words is "two billion, one hundred forty-seven million, nine hundred fifty-nine thousand, eight hundred two".