1625272267 has 16 divisors (see below), whose sum is σ = 1800392832. Its totient is φ = 1460577280.

The previous prime is 1625272193. The next prime is 1625272273. The reversal of 1625272267 is 7622725261.

It is a cyclic number.

It is not a de Polignac number, because 1625272267 - 2⁷ = 1625272139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1625272367) 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, 7953 + ... + 57565.

It is an arithmetic number, because the mean of its divisors is an integer number (112524552).

Almost surely, 2^1625272267 is an apocalyptic number.

1625272267 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1625272267 is a deficient number, since it is larger than the sum of its proper divisors (175120565).

1625272267 is a wasteful number, since it uses less digits than its factorization.

1625272267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49718.

The product of its digits is 141120, while the sum is 40.

The square root of 1625272267 is about 40314.6656565573. The cubic root of 1625272267 is about 1175.7330007927.

The spelling of 1625272267 in words is "one billion, six hundred twenty-five million, two hundred seventy-two thousand, two hundred sixty-seven".