288561038 has 16 divisors (see below), whose sum is σ = 436115664. Its totient is φ = 143193600.

The previous prime is 288561029. The next prime is 288561047. The reversal of 288561038 is 830165882.

It is an interprime number because it is at equal distance from previous prime (288561029) and next prime (288561047).

It is a junction number, because it is equal to n+sod(n) for n = 288560986 and 288561004.

It is a congruent 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, 179438 + ... + 181038.

It is an arithmetic number, because the mean of its divisors is an integer number (27257229).

Almost surely, 2^288561038 is an apocalyptic number.

288561038 is a deficient number, since it is larger than the sum of its proper divisors (147554626).

288561038 is a wasteful number, since it uses less digits than its factorization.

288561038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2227.

The product of its (nonzero) digits is 92160, while the sum is 41.

The square root of 288561038 is about 16987.0844467201. The cubic root of 288561038 is about 660.8139926113.

The spelling of 288561038 in words is "two hundred eighty-eight million, five hundred sixty-one thousand, thirty-eight".