1822899902 has 16 divisors (see below), whose sum is σ = 2902657680. Its totient is φ = 855623808.

The previous prime is 1822899901. The next prime is 1822899959. The reversal of 1822899902 is 2099982281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1822899901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55688 + ... + 82139.

It is an arithmetic number, because the mean of its divisors is an integer number (181416105).

Almost surely, 2^1822899902 is an apocalyptic number.

1822899902 is a deficient number, since it is larger than the sum of its proper divisors (1079757778).

1822899902 is a wasteful number, since it uses less digits than its factorization.

1822899902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138235.

The product of its (nonzero) digits is 373248, while the sum is 50.

The square root of 1822899902 is about 42695.4318633739. The cubic root of 1822899902 is about 1221.5772625828.

The spelling of 1822899902 in words is "one billion, eight hundred twenty-two million, eight hundred ninety-nine thousand, nine hundred two".