72035339236 has 81 divisors (see below), whose sum is σ = 154921194729. Its totient is φ = 29218444416.

The previous prime is 72035339209. The next prime is 72035339263. The reversal of 72035339236 is 63293353027.

The square root of 72035339236 is 268394.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (72035339209) and next prime (72035339263).

It can be written as a sum of positive squares in only one way, i.e., 22109905636 + 49925433600 = 148694^2 + 223440^2 .

It is a junction number, because it is equal to n+sod(n) for n = 72035339192 and 72035339201.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 71392300 + ... + 71393308.

Almost surely, 2^72035339236 is an apocalyptic number.

72035339236 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

72035339236 is the 268394-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 72035339236

72035339236 is an abundant number, since it is smaller than the sum of its proper divisors (82885855493).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

72035339236 is a wasteful number, since it uses less digits than its factorization.

72035339236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2074 (or 1037 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 43.

The spelling of 72035339236 in words is "seventy-two billion, thirty-five million, three hundred thirty-nine thousand, two hundred thirty-six".