290146106 has 16 divisors (see below), whose sum is σ = 461145960. Its totient is φ = 136442880.

The previous prime is 290146099. The next prime is 290146111. The reversal of 290146106 is 601641092.

It can be written as a sum of positive squares in 4 ways, for example, as 208080625 + 82065481 = 14425^2 + 9059^2 .

It is a Curzon 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, 75266 + ... + 79026.

Almost surely, 2^290146106 is an apocalyptic number.

290146106 is a deficient number, since it is larger than the sum of its proper divisors (170999854).

290146106 is a wasteful number, since it uses less digits than its factorization.

290146106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6049.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 290146106 is about 17033.6756456145. The cubic root of 290146106 is about 662.0217360357.

Adding to 290146106 its reverse (601641092), we get a palindrome (891787198).

The spelling of 290146106 in words is "two hundred ninety million, one hundred forty-six thousand, one hundred six".