9240774840 has 480 divisors, whose sum is σ = 34633423440. Its totient is φ = 2217093120.

The previous prime is 9240774833. The next prime is 9240774853. The reversal of 9240774840 is 484770429.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 95265672 + ... + 95265768.

Almost surely, 2^9240774840 is an apocalyptic number.

9240774840 is a gapful number since it is divisible by the number (90) 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 9240774840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17316711720).

9240774840 is an abundant number, since it is smaller than the sum of its proper divisors (25392648600).

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

9240774840 is an equidigital number, since it uses as much as digits as its factorization.

9240774840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 9240774840 is about 96128.9490216137. The cubic root of 9240774840 is about 2098.4701510826.

The spelling of 9240774840 in words is "nine billion, two hundred forty million, seven hundred seventy-four thousand, eight hundred forty".