10633640 has 16 divisors (see below), whose sum is σ = 23925780. Its totient is φ = 4253440.

The previous prime is 10633621. The next prime is 10633657. The reversal of 10633640 is 4633601.

It can be written as a sum of positive squares in 2 ways, for example, as 10484644 + 148996 = 3238^2 + 386^2 .

It is a super-2 number, since 2×10633640² = 226148599299200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132881 + ... + 132960.

Almost surely, 2^10633640 is an apocalyptic number.

10633640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10633640 is an abundant number, since it is smaller than the sum of its proper divisors (13292140).

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

10633640 is a wasteful number, since it uses less digits than its factorization.

10633640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265852 (or 265848 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 10633640 is about 3260.9262487827. The cubic root of 10633640 is about 219.9010574367.

The spelling of 10633640 in words is "ten million, six hundred thirty-three thousand, six hundred forty".