51236026 has 16 divisors (see below), whose sum is σ = 77700744. Its totient is φ = 25337664.

The previous prime is 51236021. The next prime is 51236041. The reversal of 51236026 is 62063215.

It can be written as a sum of positive squares in 4 ways, for example, as 51136801 + 99225 = 7151^2 + 315^2 .

It is not an unprimeable number, because it can be changed into a prime (51236021) 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, 128860 + ... + 129256.

Almost surely, 2^51236026 is an apocalyptic number.

51236026 is a deficient number, since it is larger than the sum of its proper divisors (26464718).

51236026 is a wasteful number, since it uses less digits than its factorization.

51236026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 51236026 is about 7157.9344786048. The cubic root of 51236026 is about 371.4141789154.

The spelling of 51236026 in words is "fifty-one million, two hundred thirty-six thousand, twenty-six".