22074480 has 240 divisors, whose sum is σ = 81709056. Its totient is φ = 5322240.

The previous prime is 22074439. The next prime is 22074487. The reversal of 22074480 is 8447022.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22074487) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 513339 + ... + 513381.

Almost surely, 2^22074480 is an apocalyptic number.

22074480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22074480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40854528).

22074480 is an abundant number, since it is smaller than the sum of its proper divisors (59634576).

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

22074480 is a wasteful number, since it uses less digits than its factorization.

22074480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 27.

The square root of 22074480 is about 4698.3486460670. The cubic root of 22074480 is about 280.5197827946.

The spelling of 22074480 in words is "twenty-two million, seventy-four thousand, four hundred eighty".