1532722 has 4 divisors (see below), whose sum is σ = 2299086. Its totient is φ = 766360.

The previous prime is 1532719. The next prime is 1532723. The reversal of 1532722 is 2272351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1320201 + 212521 = 1149^2 + 461^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1532693 and 1532702.

It is not an unprimeable number, because it can be changed into a prime (1532723) 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 as a sum of consecutive naturals, namely, 383179 + ... + 383182.

2^1532722 is an apocalyptic number.

1532722 is a deficient number, since it is larger than the sum of its proper divisors (766364).

1532722 is an equidigital number, since it uses as much as digits as its factorization.

1532722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766363.

The product of its digits is 840, while the sum is 22.

The square root of 1532722 is about 1238.0315020225. The cubic root of 1532722 is about 115.2978291449.

The spelling of 1532722 in words is "one million, five hundred thirty-two thousand, seven hundred twenty-two".