207923442 has 16 divisors (see below), whose sum is σ = 415988832. Its totient is φ = 69284160.

The previous prime is 207923437. The next prime is 207923459. The reversal of 207923442 is 244329702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28842 + ... + 35322.

It is an arithmetic number, because the mean of its divisors is an integer number (25999302).

Almost surely, 2^207923442 is an apocalyptic number.

207923442 is an abundant number, since it is smaller than the sum of its proper divisors (208065390).

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

207923442 is a wasteful number, since it uses less digits than its factorization.

207923442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11833.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 207923442 is about 14419.5506864812. The cubic root of 207923442 is about 592.4265115642.

The spelling of 207923442 in words is "two hundred seven million, nine hundred twenty-three thousand, four hundred forty-two".