11895420 has 24 divisors (see below), whose sum is σ = 33307344. Its totient is φ = 3172096.

The previous prime is 11895407. The next prime is 11895421. The reversal of 11895420 is 2459811.

It is a happy number.

11895420 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 (11895421) 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, 99069 + ... + 99188.

It is an arithmetic number, because the mean of its divisors is an integer number (1387806).

Almost surely, 2^11895420 is an apocalyptic number.

11895420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11895420 is an abundant number, since it is smaller than the sum of its proper divisors (21411924).

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

11895420 is a wasteful number, since it uses less digits than its factorization.

11895420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198269 (or 198267 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 11895420 is about 3448.9737604105. The cubic root of 11895420 is about 228.2758280723.

The spelling of 11895420 in words is "eleven million, eight hundred ninety-five thousand, four hundred twenty".