9435340890 has 60 divisors (see below), whose sum is σ = 25378018974. Its totient is φ = 2515353696.

The previous prime is 9435340877. The next prime is 9435340897. The reversal of 9435340890 is 980435349.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 9372756969 + 62583921 = 96813^2 + 7911^2 .

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

It is not an unprimeable number, because it can be changed into a prime (9435340897) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 2762824 + ... + 2766236.

Almost surely, 2^9435340890 is an apocalyptic number.

9435340890 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9435340890 is an abundant number, since it is smaller than the sum of its proper divisors (15942678084).

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

9435340890 is an frugal number, since it uses more digits than its factorization.

9435340890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6845 (or 3423 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 9435340890 is about 97135.6828873921. The cubic root of 9435340890 is about 2113.0958567512.

The spelling of 9435340890 in words is "nine billion, four hundred thirty-five million, three hundred forty thousand, eight hundred ninety".