4149597 has 4 divisors (see below), whose sum is σ = 5532800. Its totient is φ = 2766396.

The previous prime is 4149589. The next prime is 4149599. The reversal of 4149597 is 7959414.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4149597 - 2³ = 4149589 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4149599) 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, 691597 + ... + 691602.

It is an arithmetic number, because the mean of its divisors is an integer number (1383200).

Almost surely, 2^4149597 is an apocalyptic number.

It is an amenable number.

4149597 is a deficient number, since it is larger than the sum of its proper divisors (1383203).

4149597 is a wasteful number, since it uses less digits than its factorization.

4149597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383202.

The product of its digits is 45360, while the sum is 39.

The square root of 4149597 is about 2037.0559638851. The cubic root of 4149597 is about 160.6948555840.

It can be divided in two parts, 414 and 9597, that added together give a triangular number (10011 = T₁₄₁).

The spelling of 4149597 in words is "four million, one hundred forty-nine thousand, five hundred ninety-seven".