73812434 has 8 divisors (see below), whose sum is σ = 110866428. Its totient is φ = 36856960.

The previous prime is 73812421. The next prime is 73812443. The reversal of 73812434 is 43421837.

It can be written as a sum of positive squares in 2 ways, for example, as 53246209 + 20566225 = 7297^2 + 4535^2 .

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 73812434.

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, 22727 + ... + 25770.

Almost surely, 2^73812434 is an apocalyptic number.

73812434 is a deficient number, since it is larger than the sum of its proper divisors (37053994).

73812434 is a wasteful number, since it uses less digits than its factorization.

73812434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49260.

The product of its digits is 16128, while the sum is 32.

The square root of 73812434 is about 8591.4162976776. The cubic root of 73812434 is about 419.4786312202.

The spelling of 73812434 in words is "seventy-three million, eight hundred twelve thousand, four hundred thirty-four".