290061966 has 32 divisors (see below), whose sum is σ = 586010880. Its totient is φ = 95711616.

The previous prime is 290061931. The next prime is 290061977. The reversal of 290061966 is 669160092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 337245 + ... + 338103.

It is an arithmetic number, because the mean of its divisors is an integer number (18312840).

Almost surely, 2^290061966 is an apocalyptic number.

290061966 is an abundant number, since it is smaller than the sum of its proper divisors (295948914).

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

290061966 is a wasteful number, since it uses less digits than its factorization.

290061966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368.

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 290061966 is about 17031.2056531533. The cubic root of 290061966 is about 661.9577362174.

The spelling of 290061966 in words is "two hundred ninety million, sixty-one thousand, nine hundred sixty-six".