94220040 has 32 divisors (see below), whose sum is σ = 282660480. Its totient is φ = 25125312.

The previous prime is 94220033. The next prime is 94220041. The reversal of 94220040 is 4002249.

It is a junction number, because it is equal to n+sod(n) for n = 94219989 and 94220016.

It is not an unprimeable number, because it can be changed into a prime (94220041) 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, 392464 + ... + 392703.

It is an arithmetic number, because the mean of its divisors is an integer number (8833140).

Almost surely, 2^94220040 is an apocalyptic number.

It is an amenable number.

94220040 is an abundant number, since it is smaller than the sum of its proper divisors (188440440).

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

94220040 is a wasteful number, since it uses less digits than its factorization.

94220040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785181 (or 785177 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 94220040 is about 9706.7007783283. The cubic root of 94220040 is about 455.0381000982.

Adding to 94220040 its reverse (4002249), we get a palindrome (98222289).

The spelling of 94220040 in words is "ninety-four million, two hundred twenty thousand, forty".