1806896422 has 16 divisors (see below), whose sum is σ = 2829549312. Its totient is φ = 863751240.

The previous prime is 1806896389. The next prime is 1806896449. The reversal of 1806896422 is 2246986081.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 100783 + ... + 117349.

It is an arithmetic number, because the mean of its divisors is an integer number (176846832).

Almost surely, 2^1806896422 is an apocalyptic number.

1806896422 is a deficient number, since it is larger than the sum of its proper divisors (1022652890).

1806896422 is a wasteful number, since it uses less digits than its factorization.

1806896422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18963.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 1806896422 is about 42507.6042844101. The cubic root of 1806896422 is about 1217.9919537901.

The spelling of 1806896422 in words is "one billion, eight hundred six million, eight hundred ninety-six thousand, four hundred twenty-two".