427174942 has 4 divisors (see below), whose sum is σ = 640762416. Its totient is φ = 213587470.

The previous prime is 427174931. The next prime is 427174949. The reversal of 427174942 is 249471724.

It is a happy number.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 427174895 and 427174904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427174949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106793734 + ... + 106793737.

It is an arithmetic number, because the mean of its divisors is an integer number (160190604).

Almost surely, 2^427174942 is an apocalyptic number.

427174942 is a deficient number, since it is larger than the sum of its proper divisors (213587474).

427174942 is a wasteful number, since it uses less digits than its factorization.

427174942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213587473.

The product of its digits is 112896, while the sum is 40.

The square root of 427174942 is about 20668.2109046719. The cubic root of 427174942 is about 753.1276453526.

The spelling of 427174942 in words is "four hundred twenty-seven million, one hundred seventy-four thousand, nine hundred forty-two".