51026467 has 4 divisors (see below), whose sum is σ = 51249520. Its totient is φ = 50803416.

The previous prime is 51026429. The next prime is 51026477. The reversal of 51026467 is 76462015.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51026467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51026407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111183 + ... + 111640.

It is an arithmetic number, because the mean of its divisors is an integer number (12812380).

Almost surely, 2^51026467 is an apocalyptic number.

51026467 is a deficient number, since it is larger than the sum of its proper divisors (223053).

51026467 is a wasteful number, since it uses less digits than its factorization.

51026467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223052.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 51026467 is about 7143.2812488380. The cubic root of 51026467 is about 370.9071168199.

The spelling of 51026467 in words is "fifty-one million, twenty-six thousand, four hundred sixty-seven".