73743434 has 8 divisors (see below), whose sum is σ = 110653860. Its totient is φ = 36858816.

The previous prime is 73743431. The next prime is 73743443. The reversal of 73743434 is 43434737.

It can be written as a sum of positive squares in 2 ways, for example, as 73702225 + 41209 = 8585^2 + 203^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×73743434² = 10876188116224712, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 73743394 and 73743403.

It is not an unprimeable number, because it can be changed into a prime (73743431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4232 + ... + 12860.

Almost surely, 2^73743434 is an apocalyptic number.

73743434 is a deficient number, since it is larger than the sum of its proper divisors (36910426).

73743434 is a wasteful number, since it uses less digits than its factorization.

73743434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904.

The product of its digits is 84672, while the sum is 35.

The square root of 73743434 is about 8587.3997228498. The cubic root of 73743434 is about 419.3478806693.

The spelling of 73743434 in words is "seventy-three million, seven hundred forty-three thousand, four hundred thirty-four".