4540158 has 32 divisors (see below), whose sum is σ = 11531520. Its totient is φ = 1297080.

The previous prime is 4540147. The next prime is 4540171. The reversal of 4540158 is 8510454.

It is a super-2 number, since 2×4540158² = 41226069329928, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5628 + ... + 6383.

It is an arithmetic number, because the mean of its divisors is an integer number (360360).

Almost surely, 2^4540158 is an apocalyptic number.

4540158 is an abundant number, since it is smaller than the sum of its proper divisors (6991362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4540158 is a wasteful number, since it uses less digits than its factorization.

4540158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12029 (or 12023 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 4540158 is about 2130.7646514808. The cubic root of 4540158 is about 165.5860154122.

The spelling of 4540158 in words is "four million, five hundred forty thousand, one hundred fifty-eight".