76540142 has 8 divisors (see below), whose sum is σ = 131211696. Its totient is φ = 32802912.

The previous prime is 76540091. The next prime is 76540157. The reversal of 76540142 is 24104567.

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, 2733563 + ... + 2733590.

It is an arithmetic number, because the mean of its divisors is an integer number (16401462).

Almost surely, 2^76540142 is an apocalyptic number.

76540142 is a deficient number, since it is larger than the sum of its proper divisors (54671554).

76540142 is a wasteful number, since it uses less digits than its factorization.

76540142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5467162.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 76540142 is about 8748.7223067143. The cubic root of 76540142 is about 424.5834756527.

The spelling of 76540142 in words is "seventy-six million, five hundred forty thousand, one hundred forty-two".