74154142 has 8 divisors (see below), whose sum is σ = 114237576. Its totient is φ = 36074952.

The previous prime is 74154133. The next prime is 74154161. The reversal of 74154142 is 24145147.

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

It is a self number, because there is not a number n which added to its sum of digits gives 74154142.

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, 500968 + ... + 501115.

It is an arithmetic number, because the mean of its divisors is an integer number (14279697).

Almost surely, 2^74154142 is an apocalyptic number.

74154142 is a deficient number, since it is larger than the sum of its proper divisors (40083434).

74154142 is a wasteful number, since it uses less digits than its factorization.

74154142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002122.

The product of its digits is 4480, while the sum is 28.

The square root of 74154142 is about 8611.2799280943. The cubic root of 74154142 is about 420.1249477079.

Adding to 74154142 its reverse (24145147), we get a palindrome (98299289).

The spelling of 74154142 in words is "seventy-four million, one hundred fifty-four thousand, one hundred forty-two".