738665146 has 8 divisors (see below), whose sum is σ = 1111191840. Its totient is φ = 368267868.

The previous prime is 738665141. The next prime is 738665149. The reversal of 738665146 is 641566837.

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

It is a super-3 number, since 3×738665146³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 738665096 and 738665105.

It is not an unprimeable number, because it can be changed into a prime (738665141) 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, 531486 + ... + 532873.

It is an arithmetic number, because the mean of its divisors is an integer number (138898980).

Almost surely, 2^738665146 is an apocalyptic number.

738665146 is a deficient number, since it is larger than the sum of its proper divisors (372526694).

738665146 is a wasteful number, since it uses less digits than its factorization.

738665146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064708.

The product of its digits is 725760, while the sum is 46.

The square root of 738665146 is about 27178.3948385478. The cubic root of 738665146 is about 903.9599769852.

The spelling of 738665146 in words is "seven hundred thirty-eight million, six hundred sixty-five thousand, one hundred forty-six".