51633467 has 2 divisors, whose sum is σ = 51633468. Its totient is φ = 51633466.

The previous prime is 51633451. The next prime is 51633479. The reversal of 51633467 is 76433615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51633467 - 2⁴ = 51633451 is a prime.

It is not a weakly prime, because it can be changed into another prime (51633487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25816733 + 25816734.

It is an arithmetic number, because the mean of its divisors is an integer number (25816734).

Almost surely, 2^51633467 is an apocalyptic number.

51633467 is a deficient number, since it is larger than the sum of its proper divisors (1).

51633467 is an equidigital number, since it uses as much as digits as its factorization.

51633467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 35.

The square root of 51633467 is about 7185.6431166598. The cubic root of 51633467 is about 372.3720672335.

The spelling of 51633467 in words is "fifty-one million, six hundred thirty-three thousand, four hundred sixty-seven".