5215394 has 8 divisors (see below), whose sum is σ = 7896528. Its totient is φ = 2583220.

The previous prime is 5215393. The next prime is 5215403. The reversal of 5215394 is 4935125.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5215393) 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 3 ways as a sum of consecutive naturals, for example, 11972 + ... + 12399.

It is an arithmetic number, because the mean of its divisors is an integer number (987066).

Almost surely, 2^5215394 is an apocalyptic number.

5215394 is a deficient number, since it is larger than the sum of its proper divisors (2681134).

5215394 is a wasteful number, since it uses less digits than its factorization.

5215394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24480.

The product of its digits is 5400, while the sum is 29.

The square root of 5215394 is about 2283.7237135871. The cubic root of 5215394 is about 173.4186127040.

The spelling of 5215394 in words is "five million, two hundred fifteen thousand, three hundred ninety-four".