145726396 has 12 divisors (see below), whose sum is σ = 258515152. Its totient is φ = 71864928.

The previous prime is 145726369. The next prime is 145726417. The reversal of 145726396 is 693627541.

It is a super-2 number, since 2×145726396² = 42472364982297632, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249240 + ... + 249823.

Almost surely, 2^145726396 is an apocalyptic number.

It is an amenable number.

145726396 is a deficient number, since it is larger than the sum of its proper divisors (112788756).

145726396 is a wasteful number, since it uses less digits than its factorization.

145726396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499140 (or 499138 counting only the distinct ones).

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

The square root of 145726396 is about 12071.7188502715. The cubic root of 145726396 is about 526.2346103153.

The spelling of 145726396 in words is "one hundred forty-five million, seven hundred twenty-six thousand, three hundred ninety-six".