940121442 has 48 divisors (see below), whose sum is σ = 2195968320. Its totient is φ = 288958176.

The previous prime is 940121423. The next prime is 940121443. The reversal of 940121442 is 244121049.

It is a happy number.

940121442 is a `hidden beast` number, since 9 + 401 + 214 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (940121443) 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, 318409 + ... + 321347.

It is an arithmetic number, because the mean of its divisors is an integer number (45749340).

Almost surely, 2^940121442 is an apocalyptic number.

940121442 is an abundant number, since it is smaller than the sum of its proper divisors (1255846878).

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

940121442 is a wasteful number, since it uses less digits than its factorization.

940121442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327 (or 4324 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 940121442 is about 30661.3998701951. The cubic root of 940121442 is about 979.6282923232.

The spelling of 940121442 in words is "nine hundred forty million, one hundred twenty-one thousand, four hundred forty-two".