51363042 has 32 divisors (see below), whose sum is σ = 110185920. Its totient is φ = 15912000.

The previous prime is 51363041. The next prime is 51363043. The reversal of 51363042 is 24036315.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51363041) and next prime (51363043).

It is not an unprimeable number, because it can be changed into a prime (51363041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1792 + ... + 10292.

It is an arithmetic number, because the mean of its divisors is an integer number (3443310).

Almost surely, 2^51363042 is an apocalyptic number.

51363042 is an abundant number, since it is smaller than the sum of its proper divisors (58822878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51363042 is a wasteful number, since it uses less digits than its factorization.

51363042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8578.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 51363042 is about 7166.8013785789. The cubic root of 51363042 is about 371.7208421322.

Adding to 51363042 its reverse (24036315), we get a palindrome (75399357).

The spelling of 51363042 in words is "fifty-one million, three hundred sixty-three thousand, forty-two".