5405858 has 4 divisors (see below), whose sum is σ = 8108790. Its totient is φ = 2702928.

The previous prime is 5405857. The next prime is 5405863. The reversal of 5405858 is 8585045.

It is a happy number.

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., 4721929 + 683929 = 2173^2 + 827^2 .

It is not an unprimeable number, because it can be changed into a prime (5405857) 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 as a sum of consecutive naturals, namely, 1351463 + ... + 1351466.

Almost surely, 2^5405858 is an apocalyptic number.

5405858 is a deficient number, since it is larger than the sum of its proper divisors (2702932).

5405858 is a wasteful number, since it uses less digits than its factorization.

5405858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2702931.

The product of its (nonzero) digits is 32000, while the sum is 35.

The square root of 5405858 is about 2325.0501069869. The cubic root of 5405858 is about 175.5044817215.

The spelling of 5405858 in words is "five million, four hundred five thousand, eight hundred fifty-eight".