74242934 has 4 divisors (see below), whose sum is σ = 111364404. Its totient is φ = 37121466.

The previous prime is 74242879. The next prime is 74242943. The reversal of 74242934 is 43924247.

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

It is a junction number, because it is equal to n+sod(n) for n = 74242894 and 74242903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18560732 + ... + 18560735.

It is an arithmetic number, because the mean of its divisors is an integer number (27841101).

Almost surely, 2^74242934 is an apocalyptic number.

74242934 is a deficient number, since it is larger than the sum of its proper divisors (37121470).

74242934 is a wasteful number, since it uses less digits than its factorization.

74242934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37121469.

The product of its digits is 48384, while the sum is 35.

The square root of 74242934 is about 8616.4339491462. The cubic root of 74242934 is about 420.2925663741.

The spelling of 74242934 in words is "seventy-four million, two hundred forty-two thousand, nine hundred thirty-four".