1842399402 has 16 divisors (see below), whose sum is σ = 3719237472. Its totient is φ = 608393360.

The previous prime is 1842399397. The next prime is 1842399437. The reversal of 1842399402 is 2049932481.

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, 1434249 + ... + 1435532.

It is an arithmetic number, because the mean of its divisors is an integer number (232452342).

Almost surely, 2^1842399402 is an apocalyptic number.

1842399402 is an abundant number, since it is smaller than the sum of its proper divisors (1876838070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1842399402 is a wasteful number, since it uses less digits than its factorization.

1842399402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869893.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 1842399402 is about 42923.1802409840. The cubic root of 1842399402 is about 1225.9175470825.

The spelling of 1842399402 in words is "one billion, eight hundred forty-two million, three hundred ninety-nine thousand, four hundred two".