51619348 has 48 divisors (see below), whose sum is σ = 102009600. Its totient is φ = 22654080.

The previous prime is 51619241. The next prime is 51619349. The reversal of 51619348 is 84391615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51619349) 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 15 ways as a sum of consecutive naturals, for example, 225298 + ... + 225526.

It is an arithmetic number, because the mean of its divisors is an integer number (2125200).

Almost surely, 2^51619348 is an apocalyptic number.

It is an amenable number.

51619348 is a deficient number, since it is larger than the sum of its proper divisors (50390252).

51619348 is a wasteful number, since it uses less digits than its factorization.

51619348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 398 counting only the distinct ones).

The product of its digits is 25920, while the sum is 37.

The square root of 51619348 is about 7184.6606043710. The cubic root of 51619348 is about 372.3381228378.

The spelling of 51619348 in words is "fifty-one million, six hundred nineteen thousand, three hundred forty-eight".