72882434 has 16 divisors (see below), whose sum is σ = 117655416. Its totient is φ = 33734400.

The previous prime is 72882431. The next prime is 72882437. The reversal of 72882434 is 43428827.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72882431) and next prime (72882437).

It can be written as a sum of positive squares in 4 ways, for example, as 50367409 + 22515025 = 7097^2 + 4745^2 .

It is not an unprimeable number, because it can be changed into a prime (72882431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15497 + ... + 19644.

Almost surely, 2^72882434 is an apocalyptic number.

72882434 is a deficient number, since it is larger than the sum of its proper divisors (44772982).

72882434 is a wasteful number, since it uses less digits than its factorization.

72882434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35221.

The product of its digits is 86016, while the sum is 38.

The square root of 72882434 is about 8537.1209432689. The cubic root of 72882434 is about 417.7094391819.

The spelling of 72882434 in words is "seventy-two million, eight hundred eighty-two thousand, four hundred thirty-four".