52051442 has 8 divisors (see below), whose sum is σ = 78556656. Its totient is φ = 25865892.

The previous prime is 52051411. The next prime is 52051451. The reversal of 52051442 is 24415025.

It is a happy number.

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

It is a super-2 number, since 2×52051442² = 5418705228558728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79508 + ... + 80159.

It is an arithmetic number, because the mean of its divisors is an integer number (9819582).

Almost surely, 2^52051442 is an apocalyptic number.

52051442 is a deficient number, since it is larger than the sum of its proper divisors (26505214).

52051442 is a wasteful number, since it uses less digits than its factorization.

52051442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159832.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 52051442 is about 7214.6685301544. The cubic root of 52051442 is about 373.3741570650.

Adding to 52051442 its reverse (24415025), we get a palindrome (76466467).

The spelling of 52051442 in words is "fifty-two million, fifty-one thousand, four hundred forty-two".