11761950 has 48 divisors (see below), whose sum is σ = 30712320. Its totient is φ = 2970720.

The previous prime is 11761949. The next prime is 11761951. The reversal of 11761950 is 5916711.

It is an interprime number because it is at equal distance from previous prime (11761949) and next prime (11761951).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11761951) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 787 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (639840).

Almost surely, 2^11761950 is an apocalyptic number.

11761950 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 11761950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15356160).

11761950 is an abundant number, since it is smaller than the sum of its proper divisors (18950370).

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

11761950 is a wasteful number, since it uses less digits than its factorization.

11761950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161 (or 4156 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 11761950 is about 3429.5699438851. The cubic root of 11761950 is about 227.4188415577.

The spelling of 11761950 in words is "eleven million, seven hundred sixty-one thousand, nine hundred fifty".