369325561 has 16 divisors (see below), whose sum is σ = 427213440. Its totient is φ = 315546880.

The previous prime is 369325543. The next prime is 369325609. The reversal of 369325561 is 165523963.

It is a happy number.

It is not a de Polignac number, because 369325561 - 2¹³ = 369317369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (369325261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229020 + ... + 230626.

It is an arithmetic number, because the mean of its divisors is an integer number (26700840).

Almost surely, 2^369325561 is an apocalyptic number.

It is an amenable number.

369325561 is a deficient number, since it is larger than the sum of its proper divisors (57887879).

369325561 is a wasteful number, since it uses less digits than its factorization.

369325561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2864.

The product of its digits is 145800, while the sum is 40.

The square root of 369325561 is about 19217.8448583602. The cubic root of 369325561 is about 717.4689686183.

The spelling of 369325561 in words is "three hundred sixty-nine million, three hundred twenty-five thousand, five hundred sixty-one".