2062688440 has 64 divisors (see below), whose sum is σ = 4717712160. Its totient is φ = 811560960.

The previous prime is 2062688401. The next prime is 2062688471. The reversal of 2062688440 is 448862602.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 2062688393 and 2062688402.

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, 617575 + ... + 620905.

Almost surely, 2^2062688440 is an apocalyptic number.

2062688440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2062688440 is an abundant number, since it is smaller than the sum of its proper divisors (2655023720).

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

2062688440 is a wasteful number, since it uses less digits than its factorization.

2062688440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3592 (or 3588 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 2062688440 is about 45416.8299201959. The cubic root of 2062688440 is about 1272.9496076697.

The spelling of 2062688440 in words is "two billion, sixty-two million, six hundred eighty-eight thousand, four hundred forty".