52077919 has 4 divisors (see below), whose sum is σ = 55141344. Its totient is φ = 49014496.

The previous prime is 52077901. The next prime is 52077941. The reversal of 52077919 is 91977025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52077919 - 2⁷ = 52077791 is a prime.

It is a super-2 number, since 2×52077919² = 5424219294741122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52077979) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1531687 + ... + 1531720.

It is an arithmetic number, because the mean of its divisors is an integer number (13785336).

Almost surely, 2^52077919 is an apocalyptic number.

52077919 is a deficient number, since it is larger than the sum of its proper divisors (3063425).

52077919 is a wasteful number, since it uses less digits than its factorization.

52077919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063424.

The product of its (nonzero) digits is 39690, while the sum is 40.

The square root of 52077919 is about 7216.5032391041. The cubic root of 52077919 is about 373.4374543945.

The spelling of 52077919 in words is "fifty-two million, seventy-seven thousand, nine hundred nineteen".