52780335 has 16 divisors (see below), whose sum is σ = 85639680. Its totient is φ = 27752480.

The previous prime is 52780333. The next prime is 52780337. The reversal of 52780335 is 53308725.

It is an interprime number because it is at equal distance from previous prime (52780333) and next prime (52780337).

It is not a de Polignac number, because 52780335 - 2¹ = 52780333 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52780296 and 52780305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52780333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23715 + ... + 25844.

It is an arithmetic number, because the mean of its divisors is an integer number (5352480).

Almost surely, 2^52780335 is an apocalyptic number.

52780335 is a deficient number, since it is larger than the sum of its proper divisors (32859345).

52780335 is a wasteful number, since it uses less digits than its factorization.

52780335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49638.

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 52780335 is about 7265.0075705398. The cubic root of 52780335 is about 375.1089105885.

The spelling of 52780335 in words is "fifty-two million, seven hundred eighty thousand, three hundred thirty-five".