4240454 has 4 divisors (see below), whose sum is σ = 6360684. Its totient is φ = 2120226.

The previous prime is 4240451. The next prime is 4240469. The reversal of 4240454 is 4540424.

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

It is a super-2 number, since 2×4240454² = 35962900252232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060112 + ... + 1060115.

It is an arithmetic number, because the mean of its divisors is an integer number (1590171).

Almost surely, 2^4240454 is an apocalyptic number.

4240454 is a deficient number, since it is larger than the sum of its proper divisors (2120230).

4240454 is a wasteful number, since it uses less digits than its factorization.

4240454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2120229.

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 4240454 is about 2059.2362661919. The cubic root of 4240454 is about 161.8592233299.

Adding to 4240454 its reverse (4540424), we get a palindrome (8780878).

The spelling of 4240454 in words is "four million, two hundred forty thousand, four hundred fifty-four".