1009494484 has 12 divisors (see below), whose sum is σ = 1796558400. Its totient is φ = 496192088.

The previous prime is 1009494481. The next prime is 1009494503. The reversal of 1009494484 is 4844949001.

It is a happy number.

It is a super-2 number, since 2×1009494484² = 2038158226452852512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1009494484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009494481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2138524 + ... + 2138995.

It is an arithmetic number, because the mean of its divisors is an integer number (149713200).

Almost surely, 2^1009494484 is an apocalyptic number.

It is an amenable number.

1009494484 is a deficient number, since it is larger than the sum of its proper divisors (787063916).

1009494484 is a wasteful number, since it uses less digits than its factorization.

1009494484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4277582 (or 4277580 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1009494484 is about 31772.5429262437. The cubic root of 1009494484 is about 1003.1548643639.

The spelling of 1009494484 in words is "one billion, nine million, four hundred ninety-four thousand, four hundred eighty-four".