3620863814 has 4 divisors (see below), whose sum is σ = 5431295724. Its totient is φ = 1810431906.

The previous prime is 3620863793. The next prime is 3620863861. The reversal of 3620863814 is 4183680263.

It is a happy number.

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

It is a super-2 number, since 2×3620863814² = 26221309519069253192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 905215952 + ... + 905215955.

It is an arithmetic number, because the mean of its divisors is an integer number (1357823931).

Almost surely, 2^3620863814 is an apocalyptic number.

3620863814 is a deficient number, since it is larger than the sum of its proper divisors (1810431910).

3620863814 is a wasteful number, since it uses less digits than its factorization.

3620863814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810431909.

The product of its (nonzero) digits is 165888, while the sum is 41.

The square root of 3620863814 is about 60173.6139350131. The cubic root of 3620863814 is about 1535.5739296185.

The spelling of 3620863814 in words is "three billion, six hundred twenty million, eight hundred sixty-three thousand, eight hundred fourteen".