26820058 has 16 divisors (see below), whose sum is σ = 42467040. Its totient is φ = 12668400.

The previous prime is 26820019. The next prime is 26820097. The reversal of 26820058 is 85002862.

It is an interprime number because it is at equal distance from previous prime (26820019) and next prime (26820097).

It is a super-2 number, since 2×26820058² = 1438631022246728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16753 + ... + 18283.

It is an arithmetic number, because the mean of its divisors is an integer number (2654190).

Almost surely, 2^26820058 is an apocalyptic number.

26820058 is a deficient number, since it is larger than the sum of its proper divisors (15646982).

26820058 is a wasteful number, since it uses less digits than its factorization.

26820058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2013.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 26820058 is about 5178.8085502362. The cubic root of 26820058 is about 299.3320621151.

The spelling of 26820058 in words is "twenty-six million, eight hundred twenty thousand, fifty-eight".