51029246 has 4 divisors (see below), whose sum is σ = 76543872. Its totient is φ = 25514622.

The previous prime is 51029227. The next prime is 51029273. The reversal of 51029246 is 64292015.

It is a happy number.

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

It is a Curzon number.

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, 12757310 + ... + 12757313.

It is an arithmetic number, because the mean of its divisors is an integer number (19135968).

Almost surely, 2^51029246 is an apocalyptic number.

51029246 is a deficient number, since it is larger than the sum of its proper divisors (25514626).

51029246 is a wasteful number, since it uses less digits than its factorization.

51029246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25514625.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 51029246 is about 7143.4757646401. The cubic root of 51029246 is about 370.9138501371.

The spelling of 51029246 in words is "fifty-one million, twenty-nine thousand, two hundred forty-six".