782272073 has 8 divisors (see below), whose sum is σ = 880916736. Its totient is φ = 688215600.

The previous prime is 782272063. The next prime is 782272109. The reversal of 782272073 is 370272287.

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

It is a cyclic number.

It is not a de Polignac number, because 782272073 - 2²⁶ = 715163209 is a prime.

It is a super-2 number, since 2×782272073² = 1223899192391434658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (782272033) 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, 1146686 + ... + 1147367.

It is an arithmetic number, because the mean of its divisors is an integer number (110114592).

Almost surely, 2^782272073 is an apocalyptic number.

It is an amenable number.

782272073 is a deficient number, since it is larger than the sum of its proper divisors (98644663).

782272073 is a wasteful number, since it uses less digits than its factorization.

782272073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294095.

The product of its (nonzero) digits is 65856, while the sum is 38.

The square root of 782272073 is about 27969.1271404740. The cubic root of 782272073 is about 921.4093368796.

The spelling of 782272073 in words is "seven hundred eighty-two million, two hundred seventy-two thousand, seventy-three".