4022400646 has 16 divisors (see below), whose sum is σ = 6587811648. Its totient is φ = 1826780200.

The previous prime is 4022400611. The next prime is 4022400661. The reversal of 4022400646 is 6460042204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53020 + ... + 104191.

It is an arithmetic number, because the mean of its divisors is an integer number (411738228).

Almost surely, 2^4022400646 is an apocalyptic number.

4022400646 is a deficient number, since it is larger than the sum of its proper divisors (2565411002).

4022400646 is a wasteful number, since it uses less digits than its factorization.

4022400646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158387.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 4022400646 is about 63422.3986143697. The cubic root of 4022400646 is about 1590.3587716695.

The spelling of 4022400646 in words is "four billion, twenty-two million, four hundred thousand, six hundred forty-six".