51342074 has 16 divisors (see below), whose sum is σ = 93192768. Its totient is φ = 20709312.

The previous prime is 51342073. The next prime is 51342077. The reversal of 51342074 is 47024315.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51342073) 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, 107624 + ... + 108099.

It is an arithmetic number, because the mean of its divisors is an integer number (5824548).

Almost surely, 2^51342074 is an apocalyptic number.

51342074 is a deficient number, since it is larger than the sum of its proper divisors (41850694).

51342074 is a wasteful number, since it uses less digits than its factorization.

51342074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215749.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 51342074 is about 7165.3383730289. The cubic root of 51342074 is about 371.6702525567.

Adding to 51342074 its reverse (47024315), we get a palindrome (98366389).

The spelling of 51342074 in words is "fifty-one million, three hundred forty-two thousand, seventy-four".