4622145040 has 20 divisors (see below), whose sum is σ = 10746487404. Its totient is φ = 1848857984.

The previous prime is 4622145037. The next prime is 4622145049. The reversal of 4622145040 is 405412264.

It can be written as a sum of positive squares in 2 ways, for example, as 2625127696 + 1997017344 = 51236^2 + 44688^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (4622145049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28888327 + ... + 28888486.

Almost surely, 2^4622145040 is an apocalyptic number.

4622145040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4622145040 is an abundant number, since it is smaller than the sum of its proper divisors (6124342364).

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

4622145040 is a wasteful number, since it uses less digits than its factorization.

4622145040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57776826 (or 57776820 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 4622145040 is about 67986.3592200671. The cubic root of 4622145040 is about 1665.7680314711.

The spelling of 4622145040 in words is "four billion, six hundred twenty-two million, one hundred forty-five thousand, forty".