2199412542 has 16 divisors (see below), whose sum is σ = 4428349200. Its totient is φ = 728216832.

The previous prime is 2199412531. The next prime is 2199412549. The reversal of 2199412542 is 2452149912.

2199412542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2199412542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2199412549) 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, 1229203 + ... + 1230990.

It is an arithmetic number, because the mean of its divisors is an integer number (276771825).

Almost surely, 2^2199412542 is an apocalyptic number.

2199412542 is an abundant number, since it is smaller than the sum of its proper divisors (2228936658).

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

2199412542 is a wasteful number, since it uses less digits than its factorization.

2199412542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460347.

The product of its digits is 51840, while the sum is 39.

The square root of 2199412542 is about 46897.8948568057. The cubic root of 2199412542 is about 1300.4756724776.

The spelling of 2199412542 in words is "two billion, one hundred ninety-nine million, four hundred twelve thousand, five hundred forty-two".