4148397 has 12 divisors (see below), whose sum is σ = 6537024. Its totient is φ = 2514120.

The previous prime is 4148393. The next prime is 4148401. The reversal of 4148397 is 7938414.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4148393) and next prime (4148401).

It is not a de Polignac number, because 4148397 - 2² = 4148393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4148393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20853 + ... + 21050.

It is an arithmetic number, because the mean of its divisors is an integer number (544752).

Almost surely, 2^4148397 is an apocalyptic number.

It is an amenable number.

4148397 is a deficient number, since it is larger than the sum of its proper divisors (2388627).

4148397 is a wasteful number, since it uses less digits than its factorization.

4148397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41920 (or 41917 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 4148397 is about 2036.7613998699. The cubic root of 4148397 is about 160.6793639256.

The spelling of 4148397 in words is "four million, one hundred forty-eight thousand, three hundred ninety-seven".