145213726 has 16 divisors (see below), whose sum is σ = 251357184. Its totient is φ = 61629624.

The previous prime is 145213721. The next prime is 145213727. The reversal of 145213726 is 627312541.

145213726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145213721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48910 + ... + 51793.

It is an arithmetic number, because the mean of its divisors is an integer number (15709824).

Almost surely, 2^145213726 is an apocalyptic number.

145213726 is a deficient number, since it is larger than the sum of its proper divisors (106143458).

145213726 is a wasteful number, since it uses less digits than its factorization.

145213726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100815.

The product of its digits is 10080, while the sum is 31.

The square root of 145213726 is about 12050.4658001257. The cubic root of 145213726 is about 525.6167819850.

The spelling of 145213726 in words is "one hundred forty-five million, two hundred thirteen thousand, seven hundred twenty-six".