12633750 has 60 divisors (see below), whose sum is σ = 34235916. Its totient is φ = 3366000.

The previous prime is 12633743. The next prime is 12633767. The reversal of 12633750 is 5733621.

12633750 = 671² + 672² + ... + 697².

It is a happy number.

It is a super-2 number, since 2×12633750² = 319223278125000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 10689 + ... + 11811.

Almost surely, 2^12633750 is an apocalyptic number.

12633750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12633750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17117958).

12633750 is an abundant number, since it is smaller than the sum of its proper divisors (21602166).

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

12633750 is a wasteful number, since it uses less digits than its factorization.

12633750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151 (or 1133 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 12633750 is about 3554.3986833218. The cubic root of 12633750 is about 232.9042568066.

The spelling of 12633750 in words is "twelve million, six hundred thirty-three thousand, seven hundred fifty".