4376491 has 4 divisors (see below), whose sum is σ = 5001712. Its totient is φ = 3751272.

The previous prime is 4376483. The next prime is 4376501. The reversal of 4376491 is 1946734.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1946734 = 2 ⋅973367.

It is not a de Polignac number, because 4376491 - 2³ = 4376483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4376401) 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, 312600 + ... + 312613.

It is an arithmetic number, because the mean of its divisors is an integer number (1250428).

Almost surely, 2^4376491 is an apocalyptic number.

4376491 is a deficient number, since it is larger than the sum of its proper divisors (625221).

4376491 is an equidigital number, since it uses as much as digits as its factorization.

4376491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625220.

The product of its digits is 18144, while the sum is 34.

The square root of 4376491 is about 2092.0064531449. The cubic root of 4376491 is about 163.5718930558.

The spelling of 4376491 in words is "four million, three hundred seventy-six thousand, four hundred ninety-one".