12452788 has 6 divisors (see below), whose sum is σ = 21792386. Its totient is φ = 6226392.

The previous prime is 12452779. The next prime is 12452833. The reversal of 12452788 is 88725421.

12452788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6411024 + 6041764 = 2532^2 + 2458^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556595 + ... + 1556602.

Almost surely, 2^12452788 is an apocalyptic number.

It is an amenable number.

12452788 is a deficient number, since it is larger than the sum of its proper divisors (9339598).

12452788 is a wasteful number, since it uses less digits than its factorization.

12452788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113201 (or 3113199 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 12452788 is about 3528.8508044404. The cubic root of 12452788 is about 231.7868881272.

It can be divided in two parts, 12 and 452788, that multiplied together give a triangular number (5433456 = T₃₂₉₆).

The spelling of 12452788 in words is "twelve million, four hundred fifty-two thousand, seven hundred eighty-eight".