51527542 has 16 divisors (see below), whose sum is σ = 84881664. Its totient is φ = 23265000.

The previous prime is 51527537. The next prime is 51527573. The reversal of 51527542 is 24572515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4434 + ... + 11077.

It is an arithmetic number, because the mean of its divisors is an integer number (5305104).

Almost surely, 2^51527542 is an apocalyptic number.

51527542 is a deficient number, since it is larger than the sum of its proper divisors (33354122).

51527542 is a wasteful number, since it uses less digits than its factorization.

51527542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15675.

The product of its digits is 14000, while the sum is 31.

The square root of 51527542 is about 7178.2687327795. The cubic root of 51527542 is about 372.1172550169.

The spelling of 51527542 in words is "fifty-one million, five hundred twenty-seven thousand, five hundred forty-two".