846425942 has 4 divisors (see below), whose sum is σ = 1269638916. Its totient is φ = 423212970.

The previous prime is 846425933. The next prime is 846425947. The reversal of 846425942 is 249524648.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 846425893 and 846425902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846425947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211606484 + ... + 211606487.

It is an arithmetic number, because the mean of its divisors is an integer number (317409729).

Almost surely, 2^846425942 is an apocalyptic number.

846425942 is a deficient number, since it is larger than the sum of its proper divisors (423212974).

846425942 is a wasteful number, since it uses less digits than its factorization.

846425942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423212973.

The product of its digits is 552960, while the sum is 44.

The square root of 846425942 is about 29093.4003169104. The cubic root of 846425942 is about 945.9386889690.

The spelling of 846425942 in words is "eight hundred forty-six million, four hundred twenty-five thousand, nine hundred forty-two".