1421562 has 24 divisors (see below), whose sum is σ = 2945088. Its totient is φ = 457240.

The previous prime is 1421549. The next prime is 1421569. The reversal of 1421562 is 2651241.

1421562 is a modest number, since divided by 1562 gives 142 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1421569) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19987 + ... + 20057.

It is an arithmetic number, because the mean of its divisors is an integer number (122712).

2^1421562 is an apocalyptic number.

1421562 is an abundant number, since it is smaller than the sum of its proper divisors (1523526).

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

1421562 is an equidigital number, since it uses as much as digits as its factorization.

1421562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 123 counting only the distinct ones).

The product of its digits is 480, while the sum is 21.

The square root of 1421562 is about 1192.2927492860. The cubic root of 1421562 is about 112.4402843576.

The spelling of 1421562 in words is "one million, four hundred twenty-one thousand, five hundred sixty-two".