74090834 has 4 divisors (see below), whose sum is σ = 111136254. Its totient is φ = 37045416.

The previous prime is 74090827. The next prime is 74090851. The reversal of 74090834 is 43809047.

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., 71351809 + 2739025 = 8447^2 + 1655^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74090794 and 74090803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18522707 + ... + 18522710.

Almost surely, 2^74090834 is an apocalyptic number.

74090834 is a deficient number, since it is larger than the sum of its proper divisors (37045420).

74090834 is a wasteful number, since it uses less digits than its factorization.

74090834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37045419.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 74090834 is about 8607.6032668798. The cubic root of 74090834 is about 420.0053551849.

The spelling of 74090834 in words is "seventy-four million, ninety thousand, eight hundred thirty-four".