4507149 has 16 divisors (see below), whose sum is σ = 6354432. Its totient is φ = 2835888.

The previous prime is 4507147. The next prime is 4507189. The reversal of 4507149 is 9417054.

It is a happy number.

It is not a de Polignac number, because 4507149 - 2¹ = 4507147 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4507147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5334 + ... + 6120.

It is an arithmetic number, because the mean of its divisors is an integer number (397152).

Almost surely, 2^4507149 is an apocalyptic number.

It is an amenable number.

4507149 is a deficient number, since it is larger than the sum of its proper divisors (1847283).

4507149 is a wasteful number, since it uses less digits than its factorization.

4507149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 4507149 is about 2123.0047103104. The cubic root of 4507149 is about 165.1837438837.

It can be divided in two parts, 4507 and 149, that added together give a triangular number (4656 = T₉₆).

The spelling of 4507149 in words is "four million, five hundred seven thousand, one hundred forty-nine".