12056958 has 16 divisors (see below), whose sum is σ = 26793360. Its totient is φ = 4018968.

The previous prime is 12056939. The next prime is 12056969. The reversal of 12056958 is 85965021.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 111585 + ... + 111692.

It is an arithmetic number, because the mean of its divisors is an integer number (1674585).

Almost surely, 2^12056958 is an apocalyptic number.

12056958 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12056958 is an abundant number, since it is smaller than the sum of its proper divisors (14736402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12056958 is a wasteful number, since it uses less digits than its factorization.

12056958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223288 (or 223282 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 12056958 is about 3472.3130619228. The cubic root of 12056958 is about 229.3045026591.

The spelling of 12056958 in words is "twelve million, fifty-six thousand, nine hundred fifty-eight".