1545264 has 120 divisors (see below), whose sum is σ = 5230320. Its totient is φ = 435456.

The previous prime is 1545259. The next prime is 1545277. The reversal of 1545264 is 4625451.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21132 + ... + 21204.

It is an arithmetic number, because the mean of its divisors is an integer number (43586).

2^1545264 is an apocalyptic number.

1545264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1545264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2615160).

1545264 is an abundant number, since it is smaller than the sum of its proper divisors (3685056).

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

1545264 is a wasteful number, since it uses less digits than its factorization.

1545264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 85 counting only the distinct ones).

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

The square root of 1545264 is about 1243.0864813037. The cubic root of 1545264 is about 115.6114626469.

The spelling of 1545264 in words is "one million, five hundred forty-five thousand, two hundred sixty-four".