4649145 has 16 divisors (see below), whose sum is σ = 7471872. Its totient is φ = 2468480.

The previous prime is 4649137. The next prime is 4649147. The reversal of 4649145 is 5419464.

4649145 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4649145 - 2³ = 4649137 is a prime.

It is a super-2 number, since 2×4649145² = 43229098462050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4649147) 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, 3664 + ... + 4766.

It is an arithmetic number, because the mean of its divisors is an integer number (466992).

Almost surely, 2^4649145 is an apocalyptic number.

It is an amenable number.

4649145 is a deficient number, since it is larger than the sum of its proper divisors (2822727).

4649145 is a wasteful number, since it uses less digits than its factorization.

4649145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392.

The product of its digits is 17280, while the sum is 33.

The square root of 4649145 is about 2156.1876077930. The cubic root of 4649145 is about 166.9005228254.

The spelling of 4649145 in words is "four million, six hundred forty-nine thousand, one hundred forty-five".