290622076 has 12 divisors (see below), whose sum is σ = 510031872. Its totient is φ = 144898688.

The previous prime is 290622067. The next prime is 290622077. The reversal of 290622076 is 670226092.

It is a super-2 number, since 2×290622076² = 168922382117099552, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (290622077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101500 + ... + 104323.

It is an arithmetic number, because the mean of its divisors is an integer number (42502656).

Almost surely, 2^290622076 is an apocalyptic number.

It is an amenable number.

290622076 is a deficient number, since it is larger than the sum of its proper divisors (219409796).

290622076 is a wasteful number, since it uses less digits than its factorization.

290622076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206180 (or 206178 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 290622076 is about 17047.6413617837. The cubic root of 290622076 is about 662.3835426483.

The spelling of 290622076 in words is "two hundred ninety million, six hundred twenty-two thousand, seventy-six".