52249546 has 8 divisors (see below), whose sum is σ = 78421824. Its totient is φ = 26108940.

The previous prime is 52249541. The next prime is 52249553. The reversal of 52249546 is 64594225.

52249546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×52249546² = 5460030114412232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52249541) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3240 + ... + 10723.

It is an arithmetic number, because the mean of its divisors is an integer number (9802728).

Almost surely, 2^52249546 is an apocalyptic number.

52249546 is a deficient number, since it is larger than the sum of its proper divisors (26172278).

52249546 is a wasteful number, since it uses less digits than its factorization.

52249546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15836.

The product of its digits is 86400, while the sum is 37.

The square root of 52249546 is about 7228.3847434956. The cubic root of 52249546 is about 373.8472356933.

The spelling of 52249546 in words is "fifty-two million, two hundred forty-nine thousand, five hundred forty-six".