51067402 has 16 divisors (see below), whose sum is σ = 82510560. Its totient is φ = 23626512.

The previous prime is 51067361. The next prime is 51067409. The reversal of 51067402 is 20476015.

It is not an unprimeable number, because it can be changed into a prime (51067409) 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 7 ways as a sum of consecutive naturals, for example, 13993 + ... + 17260.

It is an arithmetic number, because the mean of its divisors is an integer number (5156910).

Almost surely, 2^51067402 is an apocalyptic number.

51067402 is a deficient number, since it is larger than the sum of its proper divisors (31443158).

51067402 is a wasteful number, since it uses less digits than its factorization.

51067402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31317.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 51067402 is about 7146.1459542889. The cubic root of 51067402 is about 371.0062746715.

The spelling of 51067402 in words is "fifty-one million, sixty-seven thousand, four hundred two".