4455742 has 4 divisors (see below), whose sum is σ = 6683616. Its totient is φ = 2227870.

The previous prime is 4455719. The next prime is 4455743. The reversal of 4455742 is 2475544.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4455743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1113934 + ... + 1113937.

It is an arithmetic number, because the mean of its divisors is an integer number (1670904).

Almost surely, 2^4455742 is an apocalyptic number.

4455742 is a deficient number, since it is larger than the sum of its proper divisors (2227874).

4455742 is a wasteful number, since it uses less digits than its factorization.

4455742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2227873.

The product of its digits is 22400, while the sum is 31.

The square root of 4455742 is about 2110.8628567484. The cubic root of 4455742 is about 164.5533312543.

The spelling of 4455742 in words is "four million, four hundred fifty-five thousand, seven hundred forty-two".