42094292 has 6 divisors (see below), whose sum is σ = 73665018. Its totient is φ = 21047144.

The previous prime is 42094237. The next prime is 42094309. The reversal of 42094292 is 29249024.

It can be written as a sum of positive squares in only one way, i.e., 31764496 + 10329796 = 5636^2 + 3214^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5261783 + ... + 5261790.

It is an arithmetic number, because the mean of its divisors is an integer number (12277503).

Almost surely, 2^42094292 is an apocalyptic number.

It is an amenable number.

42094292 is a deficient number, since it is larger than the sum of its proper divisors (31570726).

42094292 is a wasteful number, since it uses less digits than its factorization.

42094292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10523577 (or 10523575 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 42094292 is about 6488.0114056620. The cubic root of 42094292 is about 347.8625982425.

The spelling of 42094292 in words is "forty-two million, ninety-four thousand, two hundred ninety-two".