146122770 has 32 divisors (see below), whose sum is σ = 359251200. Its totient is φ = 38015360.

The previous prime is 146122733. The next prime is 146122783. The reversal of 146122770 is 77221641.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58170 + ... + 60629.

It is an arithmetic number, because the mean of its divisors is an integer number (11226600).

Almost surely, 2^146122770 is an apocalyptic number.

146122770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146122770 is an abundant number, since it is smaller than the sum of its proper divisors (213128430).

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

146122770 is a wasteful number, since it uses less digits than its factorization.

146122770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118850.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 146122770 is about 12088.1251648053. The cubic root of 146122770 is about 526.7112956003.

The spelling of 146122770 in words is "one hundred forty-six million, one hundred twenty-two thousand, seven hundred seventy".