1532745 has 12 divisors (see below), whose sum is σ = 2656836. Its totient is φ = 817440.

The previous prime is 1532731. The next prime is 1532767. The reversal of 1532745 is 5472351.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 156816 + 1375929 = 396^2 + 1173^2 .

It is not a de Polignac number, because 1532745 - 2⁶ = 1532681 is a prime.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 16986 + ... + 17075.

It is an arithmetic number, because the mean of its divisors is an integer number (221403).

2^1532745 is an apocalyptic number.

1532745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1532745 is a deficient number, since it is larger than the sum of its proper divisors (1124091).

1532745 is a wasteful number, since it uses less digits than its factorization.

1532745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34072 (or 34069 counting only the distinct ones).

The product of its digits is 4200, while the sum is 27.

The square root of 1532745 is about 1238.0407909273. The cubic root of 1532745 is about 115.2984058611.

The spelling of 1532745 in words is "one million, five hundred thirty-two thousand, seven hundred forty-five".