2306470440 has 64 divisors (see below), whose sum is σ = 6923237760. Its totient is φ = 614718720.

The previous prime is 2306470403. The next prime is 2306470469. The reversal of 2306470440 is 440746032.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2306470398 and 2306470407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273162 + ... + 281478.

It is an arithmetic number, because the mean of its divisors is an integer number (108175590).

Almost surely, 2^2306470440 is an apocalyptic number.

2306470440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2306470440 is an abundant number, since it is smaller than the sum of its proper divisors (4616767320).

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

2306470440 is a wasteful number, since it uses less digits than its factorization.

2306470440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10642 (or 10638 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The square root of 2306470440 is about 48025.7268555094. The cubic root of 2306470440 is about 1321.2427918838.

The spelling of 2306470440 in words is "two billion, three hundred six million, four hundred seventy thousand, four hundred forty".