1415628 has 18 divisors (see below), whose sum is σ = 3578484. Its totient is φ = 471864.

The previous prime is 1415611. The next prime is 1415629. The reversal of 1415628 is 8265141.

It is a tau number, because it is divible by the number of its divisors (18).

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1415629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19626 + ... + 19697.

2^1415628 is an apocalyptic number.

1415628 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1415628 is an abundant number, since it is smaller than the sum of its proper divisors (2162856).

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

1415628 is a wasteful number, since it uses less digits than its factorization.

1415628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39333 (or 39328 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1415628 is about 1189.8016641441. The cubic root of 1415628 is about 112.2836136917.

The spelling of 1415628 in words is "one million, four hundred fifteen thousand, six hundred twenty-eight".