146457212 has 12 divisors (see below), whose sum is σ = 279600216. Its totient is φ = 66571440.

The previous prime is 146457209. The next prime is 146457251. The reversal of 146457212 is 212754641.

146457212 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664243 + ... + 1664330.

It is an arithmetic number, because the mean of its divisors is an integer number (23300018).

Almost surely, 2^146457212 is an apocalyptic number.

It is an amenable number.

146457212 is a deficient number, since it is larger than the sum of its proper divisors (133143004).

146457212 is a wasteful number, since it uses less digits than its factorization.

146457212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3328588 (or 3328586 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 146457212 is about 12101.9507518416. The cubic root of 146457212 is about 527.1128304586.

The spelling of 146457212 in words is "one hundred forty-six million, four hundred fifty-seven thousand, two hundred twelve".