74302838 has 4 divisors (see below), whose sum is σ = 111454260. Its totient is φ = 37151418.

The previous prime is 74302769. The next prime is 74302847. The reversal of 74302838 is 83820347.

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 = 74302798 and 74302807.

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, 18575708 + ... + 18575711.

It is an arithmetic number, because the mean of its divisors is an integer number (27863565).

Almost surely, 2^74302838 is an apocalyptic number.

74302838 is a deficient number, since it is larger than the sum of its proper divisors (37151422).

74302838 is a wasteful number, since it uses less digits than its factorization.

74302838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37151421.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 74302838 is about 8619.9093962756. The cubic root of 74302838 is about 420.4055757252.

The spelling of 74302838 in words is "seventy-four million, three hundred two thousand, eight hundred thirty-eight".