11495640 has 64 divisors (see below), whose sum is σ = 37144800. Its totient is φ = 2829312.

The previous prime is 11495623. The next prime is 11495651. The reversal of 11495640 is 4659411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11495598 and 11495607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2125 + ... + 5244.

Almost surely, 2^11495640 is an apocalyptic number.

11495640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11495640 is an abundant number, since it is smaller than the sum of its proper divisors (25649160).

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

11495640 is a wasteful number, since it uses less digits than its factorization.

11495640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7396 (or 7392 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 11495640 is about 3390.5220836915. The cubic root of 11495640 is about 225.6893426630.

The spelling of 11495640 in words is "eleven million, four hundred ninety-five thousand, six hundred forty".