145470822 has 16 divisors (see below), whose sum is σ = 332504832. Its totient is φ = 41563080.

The previous prime is 145470799. The next prime is 145470827. The reversal of 145470822 is 228074541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145470827) 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, 1731754 + ... + 1731837.

It is an arithmetic number, because the mean of its divisors is an integer number (20781552).

Almost surely, 2^145470822 is an apocalyptic number.

145470822 is an abundant number, since it is smaller than the sum of its proper divisors (187034010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145470822 is a wasteful number, since it uses less digits than its factorization.

145470822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3463603.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 145470822 is about 12061.1285541611. The cubic root of 145470822 is about 525.9267946911.

The spelling of 145470822 in words is "one hundred forty-five million, four hundred seventy thousand, eight hundred twenty-two".