4905442 has 4 divisors (see below), whose sum is σ = 7358166. Its totient is φ = 2452720.

The previous prime is 4905431. The next prime is 4905473. The reversal of 4905442 is 2445094.

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

It can be written as a sum of positive squares in only one way, i.e., 4247721 + 657721 = 2061^2 + 811^2 .

It is a super-2 number, since 2×4905442² = 48126722430728, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4905442.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226359 + ... + 1226362.

Almost surely, 2^4905442 is an apocalyptic number.

4905442 is a deficient number, since it is larger than the sum of its proper divisors (2452724).

4905442 is a wasteful number, since it uses less digits than its factorization.

4905442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452723.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4905442 is about 2214.8232435118. The cubic root of 4905442 is about 169.9127810960.

The spelling of 4905442 in words is "four million, nine hundred five thousand, four hundred forty-two".