114661640 has 32 divisors (see below), whose sum is σ = 258687000. Its totient is φ = 45740544.

The previous prime is 114661633. The next prime is 114661643. The reversal of 114661640 is 46166411.

It can be written as a sum of positive squares in 4 ways, for example, as 101163364 + 13498276 = 10058^2 + 3674^2 .

It is not an unprimeable number, because it can be changed into a prime (114661643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11876 + ... + 19244.

Almost surely, 2^114661640 is an apocalyptic number.

114661640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

114661640 is an abundant number, since it is smaller than the sum of its proper divisors (144025360).

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

114661640 is a wasteful number, since it uses less digits than its factorization.

114661640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7769 (or 7765 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 114661640 is about 10708.0175569524. The cubic root of 114661640 is about 485.8170095800.

The spelling of 114661640 in words is "one hundred fourteen million, six hundred sixty-one thousand, six hundred forty".