51158342 has 8 divisors (see below), whose sum is σ = 76801176. Its totient is φ = 25557952.

The previous prime is 51158333. The next prime is 51158363. The reversal of 51158342 is 24385115.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7403 + ... + 12534.

It is an arithmetic number, because the mean of its divisors is an integer number (9600147).

Almost surely, 2^51158342 is an apocalyptic number.

51158342 is a deficient number, since it is larger than the sum of its proper divisors (25642834).

51158342 is a wasteful number, since it uses less digits than its factorization.

51158342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21222.

The product of its digits is 4800, while the sum is 29.

The square root of 51158342 is about 7152.5059944050. The cubic root of 51158342 is about 371.2263713908.

The spelling of 51158342 in words is "fifty-one million, one hundred fifty-eight thousand, three hundred forty-two".