10761640 has 16 divisors (see below), whose sum is σ = 24213780. Its totient is φ = 4304640.

The previous prime is 10761601. The next prime is 10761649. The reversal of 10761640 is 4616701.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 9278116 + 1483524 = 3046^2 + 1218^2 .

It is not an unprimeable number, because it can be changed into a prime (10761649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134481 + ... + 134560.

Almost surely, 2^10761640 is an apocalyptic number.

10761640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10761640 is an abundant number, since it is smaller than the sum of its proper divisors (13452140).

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

10761640 is a wasteful number, since it uses less digits than its factorization.

10761640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269052 (or 269048 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 10761640 is about 3280.4938652587. The cubic root of 10761640 is about 220.7798767805.

The spelling of 10761640 in words is "ten million, seven hundred sixty-one thousand, six hundred forty".