74351842 has 4 divisors (see below), whose sum is σ = 111527766. Its totient is φ = 37175920.

The previous prime is 74351821. The next prime is 74351861. The reversal of 74351842 is 24815347.

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

It can be written as a sum of positive squares in only one way, i.e., 39175081 + 35176761 = 6259^2 + 5931^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74351798 and 74351807.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18587959 + ... + 18587962.

Almost surely, 2^74351842 is an apocalyptic number.

74351842 is a deficient number, since it is larger than the sum of its proper divisors (37175924).

74351842 is a wasteful number, since it uses less digits than its factorization.

74351842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37175923.

The product of its digits is 26880, while the sum is 34.

The square root of 74351842 is about 8622.7514170362. The cubic root of 74351842 is about 420.4979769848.

The spelling of 74351842 in words is "seventy-four million, three hundred fifty-one thousand, eight hundred forty-two".