4537819 has 12 divisors (see below), whose sum is σ = 5362632. Its totient is φ = 3806400.

The previous prime is 4537817. The next prime is 4537853. The reversal of 4537819 is 9187354.

It is not a de Polignac number, because 4537819 - 2¹ = 4537817 is a prime.

It is a super-2 number, since 2×4537819² = 41183602553522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4537817) 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, 639 + ... + 3079.

It is an arithmetic number, because the mean of its divisors is an integer number (446886).

Almost surely, 2^4537819 is an apocalyptic number.

4537819 is a deficient number, since it is larger than the sum of its proper divisors (824813).

4537819 is a wasteful number, since it uses less digits than its factorization.

4537819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2478 (or 2465 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 4537819 is about 2130.2157167761. The cubic root of 4537819 is about 165.5575749762.

It can be divided in two parts, 4537 and 819, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 4537819 in words is "four million, five hundred thirty-seven thousand, eight hundred nineteen".