51148262 has 16 divisors (see below), whose sum is σ = 83813184. Its totient is φ = 23217000.

The previous prime is 51148261. The next prime is 51148271. The reversal of 51148262 is 26284115.

It is a super-2 number, since 2×51148262² = 5232289411241288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51148261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22937 + ... + 25067.

It is an arithmetic number, because the mean of its divisors is an integer number (5238324).

Almost surely, 2^51148262 is an apocalyptic number.

51148262 is a deficient number, since it is larger than the sum of its proper divisors (32664922).

51148262 is a wasteful number, since it uses less digits than its factorization.

51148262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235.

The product of its digits is 3840, while the sum is 29.

The square root of 51148262 is about 7151.8013115578. The cubic root of 51148262 is about 371.2019882211.

The spelling of 51148262 in words is "fifty-one million, one hundred forty-eight thousand, two hundred sixty-two".