146214554 has 4 divisors (see below), whose sum is σ = 219321834. Its totient is φ = 73107276.

The previous prime is 146214553. The next prime is 146214581. The reversal of 146214554 is 455412641.

146214554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 139594225 + 6620329 = 11815^2 + 2573^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 146214554.

It is not an unprimeable number, because it can be changed into a prime (146214553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36553637 + ... + 36553640.

Almost surely, 2^146214554 is an apocalyptic number.

146214554 is a deficient number, since it is larger than the sum of its proper divisors (73107280).

146214554 is an equidigital number, since it uses as much as digits as its factorization.

146214554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73107279.

The product of its digits is 19200, while the sum is 32.

The square root of 146214554 is about 12091.9210219055. The cubic root of 146214554 is about 526.8215534587.

The spelling of 146214554 in words is "one hundred forty-six million, two hundred fourteen thousand, five hundred fifty-four".