52249426 has 8 divisors (see below), whose sum is σ = 78448140. Its totient is φ = 26100048.

The previous prime is 52249409. The next prime is 52249427. The reversal of 52249426 is 62494225.

It can be written as a sum of positive squares in 2 ways, for example, as 30636225 + 21613201 = 5535^2 + 4649^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 52249391 and 52249400.

It is not an unprimeable number, because it can be changed into a prime (52249427) 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, 9561 + ... + 13996.

Almost surely, 2^52249426 is an apocalyptic number.

52249426 is a deficient number, since it is larger than the sum of its proper divisors (26198714).

52249426 is a wasteful number, since it uses less digits than its factorization.

52249426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24668.

The product of its digits is 34560, while the sum is 34.

The square root of 52249426 is about 7228.3764428812. The cubic root of 52249426 is about 373.8469494918.

The spelling of 52249426 in words is "fifty-two million, two hundred forty-nine thousand, four hundred twenty-six".