4490124981 has 8 divisors (see below), whose sum is σ = 6004599744. Its totient is φ = 2984533440.

The previous prime is 4490124937. The next prime is 4490125001. The reversal of 4490124981 is 1894210944.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4490124981 - 2⁶ = 4490124917 is a prime.

It is a super-2 number, since 2×4490124981² = 40322444690000500722, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490124901) 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, 2219625 + ... + 2221646.

It is an arithmetic number, because the mean of its divisors is an integer number (750574968).

Almost surely, 2^4490124981 is an apocalyptic number.

It is an amenable number.

4490124981 is a deficient number, since it is larger than the sum of its proper divisors (1514474763).

4490124981 is a wasteful number, since it uses less digits than its factorization.

4490124981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4441611.

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 4490124981 is about 67008.3948546747. The cubic root of 4490124981 is about 1649.7550883508.

The spelling of 4490124981 in words is "four billion, four hundred ninety million, one hundred twenty-four thousand, nine hundred eighty-one".