738990001 has 4 divisors (see below), whose sum is σ = 739072512. Its totient is φ = 738907492.

The previous prime is 738989981. The next prime is 738990019. The reversal of 738990001 is 100099837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 738990001 - 2²³ = 730601393 is a prime.

It is a super-2 number, since 2×738990001² = 1092212443155960002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738910001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25921 + ... + 46366.

It is an arithmetic number, because the mean of its divisors is an integer number (184768128).

Almost surely, 2^738990001 is an apocalyptic number.

It is an amenable number.

738990001 is a deficient number, since it is larger than the sum of its proper divisors (82511).

738990001 is a wasteful number, since it uses less digits than its factorization.

738990001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82510.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 738990001 is about 27184.3705279339. The cubic root of 738990001 is about 904.0924740451.

The spelling of 738990001 in words is "seven hundred thirty-eight million, nine hundred ninety thousand, one".