2421607265 has 64 divisors (see below), whose sum is σ = 3750727680. Its totient is φ = 1457015040.

The previous prime is 2421607249. The next prime is 2421607267. The reversal of 2421607265 is 5627061242.

It is not a de Polignac number, because 2421607265 - 2⁴ = 2421607249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (2421607267) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1979444 + ... + 1980666.

It is an arithmetic number, because the mean of its divisors is an integer number (58605120).

Almost surely, 2^2421607265 is an apocalyptic number.

It is an amenable number.

2421607265 is a deficient number, since it is larger than the sum of its proper divisors (1329120415).

2421607265 is a wasteful number, since it uses less digits than its factorization.

2421607265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1422.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2421607265 is about 49209.8289470711. The cubic root of 2421607265 is about 1342.8718508677.

The spelling of 2421607265 in words is "two billion, four hundred twenty-one million, six hundred seven thousand, two hundred sixty-five".