13532690 has 8 divisors (see below), whose sum is σ = 24358860. Its totient is φ = 5413072.

The previous prime is 13532689. The next prime is 13532699. The reversal of 13532690 is 9623531.

It can be written as a sum of positive squares in 2 ways, for example, as 12538681 + 994009 = 3541^2 + 997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×13532690² = 366267397272200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13532699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676625 + ... + 676644.

Almost surely, 2^13532690 is an apocalyptic number.

13532690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13532690 is a deficient number, since it is larger than the sum of its proper divisors (10826170).

13532690 is a wasteful number, since it uses less digits than its factorization.

13532690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353276.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 13532690 is about 3678.6804699511. The cubic root of 13532690 is about 238.3021959854.

The spelling of 13532690 in words is "thirteen million, five hundred thirty-two thousand, six hundred ninety".