79429142 has 8 divisors (see below), whose sum is σ = 128308656. Its totient is φ = 36659592.

The previous prime is 79429081. The next prime is 79429157. The reversal of 79429142 is 24192497.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 79429096 and 79429105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1527458 + ... + 1527509.

It is an arithmetic number, because the mean of its divisors is an integer number (16038582).

Almost surely, 2^79429142 is an apocalyptic number.

79429142 is a deficient number, since it is larger than the sum of its proper divisors (48879514).

79429142 is a wasteful number, since it uses less digits than its factorization.

79429142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054982.

The product of its digits is 36288, while the sum is 38.

The square root of 79429142 is about 8912.3028449442. The cubic root of 79429142 is about 429.8595936033.

The spelling of 79429142 in words is "seventy-nine million, four hundred twenty-nine thousand, one hundred forty-two".