3481889402 has 4 divisors (see below), whose sum is σ = 5222834106. Its totient is φ = 1740944700.

The previous prime is 3481889381. The next prime is 3481889413. The reversal of 3481889402 is 2049881843.

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., 3330328681 + 151560721 = 57709^2 + 12311^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 870472349 + ... + 870472352.

Almost surely, 2^3481889402 is an apocalyptic number.

3481889402 is a deficient number, since it is larger than the sum of its proper divisors (1740944704).

3481889402 is a wasteful number, since it uses less digits than its factorization.

3481889402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740944703.

The product of its (nonzero) digits is 442368, while the sum is 47.

The square root of 3481889402 is about 59007.5368236974. The cubic root of 3481889402 is about 1515.6711730218.

The spelling of 3481889402 in words is "three billion, four hundred eighty-one million, eight hundred eighty-nine thousand, four hundred two".