2246512440 has 64 divisors (see below), whose sum is σ = 6788073600. Its totient is φ = 594755712.

The previous prime is 2246512427. The next prime is 2246512459. The reversal of 2246512440 is 442156422.

2246512440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 2246512398 and 2246512407.

It is a congruent number.

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, 50662 + ... + 84021.

It is an arithmetic number, because the mean of its divisors is an integer number (106063650).

Almost surely, 2^2246512440 is an apocalyptic number.

2246512440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2246512440 is an abundant number, since it is smaller than the sum of its proper divisors (4541561160).

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

2246512440 is a wasteful number, since it uses less digits than its factorization.

2246512440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134836 (or 134832 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 2246512440 is about 47397.3885356567. The cubic root of 2246512440 is about 1309.6933104868.

Adding to 2246512440 its reverse (442156422), we get a palindrome (2688668862).

The spelling of 2246512440 in words is "two billion, two hundred forty-six million, five hundred twelve thousand, four hundred forty".