42392894 has 4 divisors (see below), whose sum is σ = 63589344. Its totient is φ = 21196446.

The previous prime is 42392891. The next prime is 42392897. The reversal of 42392894 is 49829324.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (42392891) and next prime (42392897).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42392891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10598222 + ... + 10598225.

It is an arithmetic number, because the mean of its divisors is an integer number (15897336).

Almost surely, 2^42392894 is an apocalyptic number.

42392894 is a deficient number, since it is larger than the sum of its proper divisors (21196450).

42392894 is a wasteful number, since it uses less digits than its factorization.

42392894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21196449.

The product of its digits is 124416, while the sum is 41.

The square root of 42392894 is about 6510.9825679386. The cubic root of 42392894 is about 348.6831989662.

The spelling of 42392894 in words is "forty-two million, three hundred ninety-two thousand, eight hundred ninety-four".