4635381 has 4 divisors (see below), whose sum is σ = 6180512. Its totient is φ = 3090252.

The previous prime is 4635361. The next prime is 4635383. The reversal of 4635381 is 1835364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4635381 - 2⁶ = 4635317 is a prime.

It is a super-2 number, since 2×4635381² = 42973514030322, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4635383) 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, 772561 + ... + 772566.

It is an arithmetic number, because the mean of its divisors is an integer number (1545128).

Almost surely, 2^4635381 is an apocalyptic number.

It is an amenable number.

4635381 is a deficient number, since it is larger than the sum of its proper divisors (1545131).

4635381 is a wasteful number, since it uses less digits than its factorization.

4635381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545130.

The product of its digits is 8640, while the sum is 30.

The square root of 4635381 is about 2152.9934974356. The cubic root of 4635381 is about 166.7356545512.

The spelling of 4635381 in words is "four million, six hundred thirty-five thousand, three hundred eighty-one".