4540248 has 24 divisors (see below), whose sum is σ = 12296700. Its totient is φ = 1513392.

The previous prime is 4540231. The next prime is 4540303. The reversal of 4540248 is 8420454.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×4540248² = 41227703803008, which contains 22 as substring.

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31458 + ... + 31601.

Almost surely, 2^4540248 is an apocalyptic number.

It is an amenable number.

4540248 is an abundant number, since it is smaller than the sum of its proper divisors (7756452).

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

4540248 is a wasteful number, since it uses less digits than its factorization.

4540248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63071 (or 63064 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 4540248 is about 2130.7857705551. The cubic root of 4540248 is about 165.5871095476.

The spelling of 4540248 in words is "four million, five hundred forty thousand, two hundred forty-eight".