51435042 has 8 divisors (see below), whose sum is σ = 102870096. Its totient is φ = 17145012.

The previous prime is 51435023. The next prime is 51435053. The reversal of 51435042 is 24053415.

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

51435042 is an admirable number.

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, 4286248 + ... + 4286259.

It is an arithmetic number, because the mean of its divisors is an integer number (12858762).

Almost surely, 2^51435042 is an apocalyptic number.

51435042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

51435042 is a wasteful number, since it uses less digits than its factorization.

51435042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8572512.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 51435042 is about 7171.8227808556. The cubic root of 51435042 is about 371.8944520767.

Adding to 51435042 its reverse (24053415), we get a palindrome (75488457).

The spelling of 51435042 in words is "fifty-one million, four hundred thirty-five thousand, forty-two".