51354667 has 16 divisors (see below), whose sum is σ = 63831040. Its totient is φ = 40230432.

The previous prime is 51354643. The next prime is 51354733. The reversal of 51354667 is 76645315.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51354667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51354767) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6634 + ... + 12112.

It is an arithmetic number, because the mean of its divisors is an integer number (3989440).

Almost surely, 2^51354667 is an apocalyptic number.

51354667 is a deficient number, since it is larger than the sum of its proper divisors (12476373).

51354667 is a wasteful number, since it uses less digits than its factorization.

51354667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602.

The product of its digits is 75600, while the sum is 37.

The square root of 51354667 is about 7166.2170634164. The cubic root of 51354667 is about 371.7006373886.

The spelling of 51354667 in words is "fifty-one million, three hundred fifty-four thousand, six hundred sixty-seven".