1562025420 has 72 divisors (see below), whose sum is σ = 4743189360. Its totient is φ = 416096640.

The previous prime is 1562025419. The next prime is 1562025469. The reversal of 1562025420 is 245202651.

1562025420 is a `hidden beast` number, since 15 + 620 + 2 + 5 + 4 + 20 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 186891 + ... + 195069.

It is an arithmetic number, because the mean of its divisors is an integer number (65877630).

Almost surely, 2^1562025420 is an apocalyptic number.

1562025420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1562025420 is an abundant number, since it is smaller than the sum of its proper divisors (3181163940).

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

1562025420 is a wasteful number, since it uses less digits than its factorization.

1562025420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9255 (or 9250 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1562025420 is about 39522.4672812819. The cubic root of 1562025420 is about 1160.2797135612.

The spelling of 1562025420 in words is "one billion, five hundred sixty-two million, twenty-five thousand, four hundred twenty".