1545628 has 12 divisors (see below), whose sum is σ = 3091312. Its totient is φ = 662400.

The previous prime is 1545619. The next prime is 1545641. The reversal of 1545628 is 8265451.

1545628 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1545628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27573 + ... + 27628.

2^1545628 is an apocalyptic number.

It is an amenable number.

1545628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1545628 is a wasteful number, since it uses less digits than its factorization.

1545628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55212 (or 55210 counting only the distinct ones).

The product of its digits is 9600, while the sum is 31.

The square root of 1545628 is about 1243.2328824480. The cubic root of 1545628 is about 115.6205396867.

The spelling of 1545628 in words is "one million, five hundred forty-five thousand, six hundred twenty-eight".