780272 has 10 divisors (see below), whose sum is σ = 1511808. Its totient is φ = 390128.

The previous prime is 780257. The next prime is 780287. The reversal of 780272 is 272087.

It is an interprime number because it is at equal distance from previous prime (780257) and next prime (780287).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24368 + ... + 24399.

2⁷⁸⁰²⁷² is an apocalyptic number.

It is an amenable number.

780272 is a deficient number, since it is larger than the sum of its proper divisors (731536).

780272 is a wasteful number, since it uses less digits than its factorization.

780272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48775 (or 48769 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 780272 is about 883.3300628870. The cubic root of 780272 is about 92.0623396014.

The spelling of 780272 in words is "seven hundred eighty thousand, two hundred seventy-two".