3542149 has 12 divisors (see below), whose sum is σ = 3928036. Its totient is φ = 3174912.

The previous prime is 3542141. The next prime is 3542159. The reversal of 3542149 is 9412453.

It can be written as a sum of positive squares in 6 ways, for example, as 225 + 3541924 = 15^2 + 1882^2 .

It is not a de Polignac number, because 3542149 - 2³ = 3542141 is a prime.

It is a super-3 number, since 3×3542149³ (a number of 21 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

Its product of digits (4320) is a multiple of the sum of its prime factors (216).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3542141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36469 + ... + 36565.

Almost surely, 2^3542149 is an apocalyptic number.

It is an amenable number.

3542149 is a deficient number, since it is larger than the sum of its proper divisors (385887).

3542149 is an equidigital number, since it uses as much as digits as its factorization.

3542149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 163 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 3542149 is about 1882.0597758839. The cubic root of 3542149 is about 152.4364906202.

The spelling of 3542149 in words is "three million, five hundred forty-two thousand, one hundred forty-nine".