540454 has 16 divisors (see below), whose sum is σ = 875520. Its totient is φ = 249480.

The previous prime is 540437. The next prime is 540461. The reversal of 540454 is 454045.

540454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×540454² = 584181052232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237 + ... + 1615.

It is an arithmetic number, because the mean of its divisors is an integer number (54720).

2⁵⁴⁰⁴⁵⁴ is an apocalyptic number.

540454 is a deficient number, since it is larger than the sum of its proper divisors (335066).

540454 is a wasteful number, since it uses less digits than its factorization.

540454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 540454 is about 735.1557658075. The cubic root of 540454 is about 81.4553433200.

Adding to 540454 its reverse (454045), we get a palindrome (994499).

The spelling of 540454 in words is "five hundred forty thousand, four hundred fifty-four".