4639261402 has 16 divisors (see below), whose sum is σ = 7096027680. Its totient is φ = 2273990992.

The previous prime is 4639261343. The next prime is 4639261441. The reversal of 4639261402 is 2041629364.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 116073 + ... + 150835.

It is an arithmetic number, because the mean of its divisors is an integer number (443501730).

Almost surely, 2^4639261402 is an apocalyptic number.

4639261402 is a deficient number, since it is larger than the sum of its proper divisors (2456766278).

4639261402 is a wasteful number, since it uses less digits than its factorization.

4639261402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36077.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 4639261402 is about 68112.1237519430. The cubic root of 4639261402 is about 1667.8216787345.

The spelling of 4639261402 in words is "four billion, six hundred thirty-nine million, two hundred sixty-one thousand, four hundred two".