51950254 has 4 divisors (see below), whose sum is σ = 77925384. Its totient is φ = 25975126.

The previous prime is 51950251. The next prime is 51950273. The reversal of 51950254 is 45205915.

51950254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51950251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12987562 + ... + 12987565.

It is an arithmetic number, because the mean of its divisors is an integer number (19481346).

Almost surely, 2^51950254 is an apocalyptic number.

51950254 is a deficient number, since it is larger than the sum of its proper divisors (25975130).

51950254 is a wasteful number, since it uses less digits than its factorization.

51950254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25975129.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 51950254 is about 7207.6524610999. The cubic root of 51950254 is about 373.1320536681.

The spelling of 51950254 in words is "fifty-one million, nine hundred fifty thousand, two hundred fifty-four".