890040620 has 24 divisors (see below), whose sum is σ = 2136097824. Its totient is φ = 305156736.

The previous prime is 890040589. The next prime is 890040629. The reversal of 890040620 is 26040098.

It is not an unprimeable number, because it can be changed into a prime (890040629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3178577 + ... + 3178856.

It is an arithmetic number, because the mean of its divisors is an integer number (89004076).

Almost surely, 2^890040620 is an apocalyptic number.

It is an amenable number.

890040620 is an abundant number, since it is smaller than the sum of its proper divisors (1246057204).

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

890040620 is a wasteful number, since it uses less digits than its factorization.

890040620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6357449 (or 6357447 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 890040620 is about 29833.5485653316. The cubic root of 890040620 is about 961.9148052371.

The spelling of 890040620 in words is "eight hundred ninety million, forty thousand, six hundred twenty".