94022040 has 128 divisors (see below), whose sum is σ = 324725760. Its totient is φ = 21333504.

The previous prime is 94022023. The next prime is 94022057. The reversal of 94022040 is 4022049.

It is an interprime number because it is at equal distance from previous prime (94022023) and next prime (94022057).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 94021998 and 94022016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144997 + ... + 145643.

It is an arithmetic number, because the mean of its divisors is an integer number (2536920).

Almost surely, 2^94022040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 94022040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162362880).

94022040 is an abundant number, since it is smaller than the sum of its proper divisors (230703720).

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

94022040 is a wasteful number, since it uses less digits than its factorization.

94022040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 837 counting only the distinct ones).

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

The square root of 94022040 is about 9696.4962744282. The cubic root of 94022040 is about 454.7191278645.

Adding to 94022040 its reverse (4022049), we get a palindrome (98044089).

The spelling of 94022040 in words is "ninety-four million, twenty-two thousand, forty".