2104508402 has 4 divisors (see below), whose sum is σ = 3156762606. Its totient is φ = 1052254200.

The previous prime is 2104508389. The next prime is 2104508423. The reversal of 2104508402 is 2048054012.

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., 1981941361 + 122567041 = 44519^2 + 11071^2 .

It is a super-2 number, since 2×2104508402² = 8857911228177187208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526127099 + ... + 526127102.

Almost surely, 2^2104508402 is an apocalyptic number.

2104508402 is a deficient number, since it is larger than the sum of its proper divisors (1052254204).

2104508402 is a wasteful number, since it uses less digits than its factorization.

2104508402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052254203.

The product of its (nonzero) digits is 2560, while the sum is 26.

The square root of 2104508402 is about 45874.9212751368. The cubic root of 2104508402 is about 1281.4949172188.

The spelling of 2104508402 in words is "two billion, one hundred four million, five hundred eight thousand, four hundred two".