4623405 has 16 divisors (see below), whose sum is σ = 7833024. Its totient is φ = 2320640.

The previous prime is 4623401. The next prime is 4623413. The reversal of 4623405 is 5043264.

4623405 = T₇₂₉ + T₇₃₀ + ... + T₇₄₅.

It is not a de Polignac number, because 4623405 - 2² = 4623401 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4623401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8811 + ... + 9320.

It is an arithmetic number, because the mean of its divisors is an integer number (489564).

Almost surely, 2^4623405 is an apocalyptic number.

It is an amenable number.

4623405 is a deficient number, since it is larger than the sum of its proper divisors (3209619).

4623405 is a wasteful number, since it uses less digits than its factorization.

4623405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18156.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 4623405 is about 2150.2104548160. The cubic root of 4623405 is about 166.5919376095.

Adding to 4623405 its reverse (5043264), we get a palindrome (9666669).

The spelling of 4623405 in words is "four million, six hundred twenty-three thousand, four hundred five".