290416 has 20 divisors (see below), whose sum is σ = 643312. Its totient is φ = 124416.

The previous prime is 290399. The next prime is 290419. The reversal of 290416 is 614092.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290419) by changing a digit.

290416 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1185 + ... + 1408.

2²⁹⁰⁴¹⁶ is an apocalyptic number.

It is an amenable number.

290416 is an abundant number, since it is smaller than the sum of its proper divisors (352896).

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

290416 is a wasteful number, since it uses less digits than its factorization.

290416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608 (or 2602 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 290416 is about 538.9025886002. The cubic root of 290416 is about 66.2226943364. Note that the first 3 decimals are identical.

It can be divided in two parts, 2904 and 16, that multiplied together give a palindrome (46464).

The spelling of 290416 in words is "two hundred ninety thousand, four hundred sixteen".