4621356 has 72 divisors (see below), whose sum is σ = 12475008. Its totient is φ = 1440000.

The previous prime is 4621343. The next prime is 4621381. The reversal of 4621356 is 6531264.

4621356 = 371² + 372² + ... + 401².

4621356 is a `hidden beast` number, since 4 + 621 + 35 + 6 = 666.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45706 + ... + 45806.

It is an arithmetic number, because the mean of its divisors is an integer number (173264).

Almost surely, 2^4621356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4621356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6237504).

4621356 is an abundant number, since it is smaller than the sum of its proper divisors (7853652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4621356 is a wasteful number, since it uses less digits than its factorization.

4621356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 178 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 4621356 is about 2149.7339370257. The cubic root of 4621356 is about 166.5673239090.

The spelling of 4621356 in words is "four million, six hundred twenty-one thousand, three hundred fifty-six".