145537622 has 16 divisors (see below), whose sum is σ = 225798144. Its totient is φ = 70281000.

The previous prime is 145537621. The next prime is 145537627. The reversal of 145537622 is 226735541.

145537622 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 (145537621) 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, 33347 + ... + 37457.

It is an arithmetic number, because the mean of its divisors is an integer number (14112384).

Almost surely, 2^145537622 is an apocalyptic number.

145537622 is a deficient number, since it is larger than the sum of its proper divisors (80260522).

145537622 is a wasteful number, since it uses less digits than its factorization.

145537622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4715.

The product of its digits is 50400, while the sum is 35.

The square root of 145537622 is about 12063.8974630921. The cubic root of 145537622 is about 526.0072839908.

The spelling of 145537622 in words is "one hundred forty-five million, five hundred thirty-seven thousand, six hundred twenty-two".