145913422 has 16 divisors (see below), whose sum is σ = 227873232. Its totient is φ = 70009920.

The previous prime is 145913393. The next prime is 145913423. The reversal of 145913422 is 224319541.

145913422 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 (145913423) 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, 8104 + ... + 18907.

It is an arithmetic number, because the mean of its divisors is an integer number (14242077).

Almost surely, 2^145913422 is an apocalyptic number.

145913422 is a deficient number, since it is larger than the sum of its proper divisors (81959810).

145913422 is a wasteful number, since it uses less digits than its factorization.

145913422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27123.

The product of its digits is 8640, while the sum is 31.

The square root of 145913422 is about 12079.4628191820. The cubic root of 145913422 is about 526.4596381366.

The spelling of 145913422 in words is "one hundred forty-five million, nine hundred thirteen thousand, four hundred twenty-two".