4661438 has 4 divisors (see below), whose sum is σ = 6992160. Its totient is φ = 2330718.

The previous prime is 4661429. The next prime is 4661443. The reversal of 4661438 is 8341664.

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

It is a congruent number.

It is an unprimeable number.

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, 1165358 + ... + 1165361.

It is an arithmetic number, because the mean of its divisors is an integer number (1748040).

Almost surely, 2^4661438 is an apocalyptic number.

4661438 is a deficient number, since it is larger than the sum of its proper divisors (2330722).

4661438 is a wasteful number, since it uses less digits than its factorization.

4661438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2330721.

The product of its digits is 13824, while the sum is 32.

The square root of 4661438 is about 2159.0363591195. The cubic root of 4661438 is about 167.0474962612.

The spelling of 4661438 in words is "four million, six hundred sixty-one thousand, four hundred thirty-eight".