52421414 has 4 divisors (see below), whose sum is σ = 78632124. Its totient is φ = 26210706.

The previous prime is 52421371. The next prime is 52421431. The reversal of 52421414 is 41412425.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52421414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13105352 + ... + 13105355.

It is an arithmetic number, because the mean of its divisors is an integer number (19658031).

Almost surely, 2^52421414 is an apocalyptic number.

52421414 is a deficient number, since it is larger than the sum of its proper divisors (26210710).

52421414 is a wasteful number, since it uses less digits than its factorization.

52421414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26210709.

The product of its digits is 1280, while the sum is 23.

The square root of 52421414 is about 7240.2633929989. The cubic root of 52421414 is about 374.2566941491.

Adding to 52421414 its reverse (41412425), we get a palindrome (93833839).

The spelling of 52421414 in words is "fifty-two million, four hundred twenty-one thousand, four hundred fourteen".