72834898 has 4 divisors (see below), whose sum is σ = 109252350. Its totient is φ = 36417448.

The previous prime is 72834893. The next prime is 72834899. The reversal of 72834898 is 89843827.

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., 51739249 + 21095649 = 7193^2 + 4593^2 .

It is not an unprimeable number, because it can be changed into a prime (72834893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18208723 + ... + 18208726.

Almost surely, 2^72834898 is an apocalyptic number.

72834898 is a deficient number, since it is larger than the sum of its proper divisors (36417452).

72834898 is a wasteful number, since it uses less digits than its factorization.

72834898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36417451.

The product of its digits is 774144, while the sum is 49.

The square root of 72834898 is about 8534.3364123990. The cubic root of 72834898 is about 417.6186054317.

The spelling of 72834898 in words is "seventy-two million, eight hundred thirty-four thousand, eight hundred ninety-eight".