2265405502 has 4 divisors (see below), whose sum is σ = 3398108256. Its totient is φ = 1132702750.

The previous prime is 2265405451. The next prime is 2265405517. The reversal of 2265405502 is 2055045622.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566351374 + ... + 566351377.

It is an arithmetic number, because the mean of its divisors is an integer number (849527064).

Almost surely, 2^2265405502 is an apocalyptic number.

2265405502 is a deficient number, since it is larger than the sum of its proper divisors (1132702754).

2265405502 is a wasteful number, since it uses less digits than its factorization.

2265405502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132702753.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 2265405502 is about 47596.2761358491. The cubic root of 2265405502 is about 1313.3545519661.

The spelling of 2265405502 in words is "two billion, two hundred sixty-five million, four hundred five thousand, five hundred two".