3552139 has 4 divisors (see below), whose sum is σ = 3605224. Its totient is φ = 3499056.

The previous prime is 3552137. The next prime is 3552149. The reversal of 3552139 is 9312553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9312553 = 43 ⋅216571.

It is a cyclic number.

It is not a de Polignac number, because 3552139 - 2¹ = 3552137 is a prime.

It is an Ulam number.

It is a Duffinian number.

3552139 is a lucky number.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (3552137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26442 + ... + 26575.

It is an arithmetic number, because the mean of its divisors is an integer number (901306).

Almost surely, 2^3552139 is an apocalyptic number.

3552139 is a deficient number, since it is larger than the sum of its proper divisors (53085).

3552139 is an equidigital number, since it uses as much as digits as its factorization.

3552139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53084.

The product of its digits is 4050, while the sum is 28.

The square root of 3552139 is about 1884.7119143254. The cubic root of 3552139 is about 152.5796627592.

The spelling of 3552139 in words is "three million, five hundred fifty-two thousand, one hundred thirty-nine".