145697326 has 8 divisors (see below), whose sum is σ = 218676744. Its totient is φ = 72805080.

The previous prime is 145697323. The next prime is 145697347. The reversal of 145697326 is 623796541.

145697326 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145697323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17440 + ... + 24403.

It is an arithmetic number, because the mean of its divisors is an integer number (27334593).

Almost surely, 2^145697326 is an apocalyptic number.

145697326 is a deficient number, since it is larger than the sum of its proper divisors (72979418).

145697326 is a wasteful number, since it uses less digits than its factorization.

145697326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43586.

The product of its digits is 272160, while the sum is 43.

The square root of 145697326 is about 12070.5147363317. The cubic root of 145697326 is about 526.1996162949.

The spelling of 145697326 in words is "one hundred forty-five million, six hundred ninety-seven thousand, three hundred twenty-six".