1625338001 has 8 divisors (see below), whose sum is σ = 1864141824. Its totient is φ = 1388187360.

The previous prime is 1625337991. The next prime is 1625338051. The reversal of 1625338001 is 1008335261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1625338001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1625338051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411185 + ... + 415118.

It is an arithmetic number, because the mean of its divisors is an integer number (233017728).

Almost surely, 2^1625338001 is an apocalyptic number.

It is an amenable number.

1625338001 is a deficient number, since it is larger than the sum of its proper divisors (238803823).

1625338001 is an equidigital number, since it uses as much as digits as its factorization.

1625338001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826591.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1625338001 is about 40315.4809099433. The cubic root of 1625338001 is about 1175.7488513864.

The spelling of 1625338001 in words is "one billion, six hundred twenty-five million, three hundred thirty-eight thousand, one".