7199942 has 16 divisors (see below), whose sum is σ = 11485152. Its totient is φ = 3373440.

The previous prime is 7199921. The next prime is 7199957. The reversal of 7199942 is 2499917.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 7199942.

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, 14063 + ... + 14565.

It is an arithmetic number, because the mean of its divisors is an integer number (717822).

Almost surely, 2^7199942 is an apocalyptic number.

7199942 is a deficient number, since it is larger than the sum of its proper divisors (4285210).

7199942 is a wasteful number, since it uses less digits than its factorization.

7199942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its digits is 40824, while the sum is 41.

The square root of 7199942 is about 2683.2707653161. The cubic root of 7199942 is about 193.0973584162.

The spelling of 7199942 in words is "seven million, one hundred ninety-nine thousand, nine hundred forty-two".