72034562 has 8 divisors (see below), whose sum is σ = 109008396. Its totient is φ = 35698432.

The previous prime is 72034531. The next prime is 72034601. The reversal of 72034562 is 26543027.

It can be written as a sum of positive squares in 2 ways, for example, as 69072721 + 2961841 = 8311^2 + 1721^2 .

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

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, 159143 + ... + 159594.

Almost surely, 2^72034562 is an apocalyptic number.

72034562 is a deficient number, since it is larger than the sum of its proper divisors (36973834).

72034562 is a wasteful number, since it uses less digits than its factorization.

72034562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318852.

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 72034562 is about 8487.3177152738. The cubic root of 72034562 is about 416.0833204963.

Adding to 72034562 its reverse (26543027), we get a palindrome (98577589).

The spelling of 72034562 in words is "seventy-two million, thirty-four thousand, five hundred sixty-two".