4621534 has 4 divisors (see below), whose sum is σ = 6932304. Its totient is φ = 2310766.

The previous prime is 4621531. The next prime is 4621537. The reversal of 4621534 is 4351264.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4621531) and next prime (4621537).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4621499 and 4621508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1155382 + ... + 1155385.

It is an arithmetic number, because the mean of its divisors is an integer number (1733076).

Almost surely, 2^4621534 is an apocalyptic number.

4621534 is a deficient number, since it is larger than the sum of its proper divisors (2310770).

4621534 is a wasteful number, since it uses less digits than its factorization.

4621534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310769.

The product of its digits is 2880, while the sum is 25.

The square root of 4621534 is about 2149.7753370992. The cubic root of 4621534 is about 166.5694624302.

Adding to 4621534 its reverse (4351264), we get a palindrome (8972798).

The spelling of 4621534 in words is "four million, six hundred twenty-one thousand, five hundred thirty-four".