51494033 has 8 divisors (see below), whose sum is σ = 53844288. Its totient is φ = 49153104.

The previous prime is 51494029. The next prime is 51494039. The reversal of 51494033 is 33049415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51494033 - 2² = 51494029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51493987 and 51494005.

It is not an unprimeable number, because it can be changed into a prime (51494039) 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, 10535 + ... + 14627.

It is an arithmetic number, because the mean of its divisors is an integer number (6730536).

Almost surely, 2^51494033 is an apocalyptic number.

It is an amenable number.

51494033 is a deficient number, since it is larger than the sum of its proper divisors (2350255).

51494033 is a wasteful number, since it uses less digits than its factorization.

51494033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4663.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 51494033 is about 7175.9342945710. The cubic root of 51494033 is about 372.0365733687.

The spelling of 51494033 in words is "fifty-one million, four hundred ninety-four thousand, thirty-three".