51335006 has 4 divisors (see below), whose sum is σ = 77002512. Its totient is φ = 25667502.

The previous prime is 51335003. The next prime is 51335023. The reversal of 51335006 is 60053315.

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 (51335003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12833750 + ... + 12833753.

It is an arithmetic number, because the mean of its divisors is an integer number (19250628).

Almost surely, 2^51335006 is an apocalyptic number.

51335006 is a deficient number, since it is larger than the sum of its proper divisors (25667506).

51335006 is a wasteful number, since it uses less digits than its factorization.

51335006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25667505.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 51335006 is about 7164.8451483615. The cubic root of 51335006 is about 371.6531964615.

The spelling of 51335006 in words is "fifty-one million, three hundred thirty-five thousand, six".