4148890 has 8 divisors (see below), whose sum is σ = 7468020. Its totient is φ = 1659552.

The previous prime is 4148887. The next prime is 4148891. The reversal of 4148890 is 988414.

It can be written as a sum of positive squares in 2 ways, for example, as 4052169 + 96721 = 2013^2 + 311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207435 + ... + 207454.

Almost surely, 2^4148890 is an apocalyptic number.

4148890 is a deficient number, since it is larger than the sum of its proper divisors (3319130).

4148890 is a wasteful number, since it uses less digits than its factorization.

4148890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414896.

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 4148890 is about 2036.8824217416. The cubic root of 4148890 is about 160.6857287768.

The spelling of 4148890 in words is "four million, one hundred forty-eight thousand, eight hundred ninety".