51419433 has 12 divisors (see below), whose sum is σ = 74239440. Its totient is φ = 31642416.

The previous prime is 51419419. The next prime is 51419437. The reversal of 51419433 is 33491415.

It is not a de Polignac number, because 51419433 - 2²⁴ = 34642217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51419433.

It is not an unprimeable number, because it can be changed into a prime (51419437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50203 + ... + 51216.

It is an arithmetic number, because the mean of its divisors is an integer number (6186620).

Almost surely, 2^51419433 is an apocalyptic number.

It is an amenable number.

51419433 is a deficient number, since it is larger than the sum of its proper divisors (22820007).

51419433 is a wasteful number, since it uses less digits than its factorization.

51419433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101448 (or 101435 counting only the distinct ones).

The product of its digits is 6480, while the sum is 30.

The square root of 51419433 is about 7170.7344812090. The cubic root of 51419433 is about 371.8568286486.

The spelling of 51419433 in words is "fifty-one million, four hundred nineteen thousand, four hundred thirty-three".