416540 has 24 divisors (see below), whose sum is σ = 892080. Its totient is φ = 163328.

The previous prime is 416531. The next prime is 416543. The reversal of 416540 is 45614.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (416543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1004 + ... + 1356.

It is an arithmetic number, because the mean of its divisors is an integer number (37170).

2⁴¹⁶⁵⁴⁰ is an apocalyptic number.

It is an amenable number.

416540 is an abundant number, since it is smaller than the sum of its proper divisors (475540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

416540 is a wasteful number, since it uses less digits than its factorization.

416540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 416540 is about 645.3991013319. The cubic root of 416540 is about 74.6825097475.

The spelling of 416540 in words is "four hundred sixteen thousand, five hundred forty".