5205394 has 4 divisors (see below), whose sum is σ = 7808094. Its totient is φ = 2602696.

The previous prime is 5205377. The next prime is 5205407. The reversal of 5205394 is 4935025.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4897369 + 308025 = 2213^2 + 555^2 .

It is a super-2 number, since 2×5205394² = 54192253390472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301347 + ... + 1301350.

Almost surely, 2^5205394 is an apocalyptic number.

5205394 is a deficient number, since it is larger than the sum of its proper divisors (2602700).

5205394 is a wasteful number, since it uses less digits than its factorization.

5205394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2602699.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5205394 is about 2281.5332563870. The cubic root of 5205394 is about 173.3077041331.

The spelling of 5205394 in words is "five million, two hundred five thousand, three hundred ninety-four".