146623452 has 24 divisors (see below), whose sum is σ = 351368976. Its totient is φ = 47553408.

The previous prime is 146623439. The next prime is 146623457. The reversal of 146623452 is 254326641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146623457) 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, 164673 + ... + 165560.

It is an arithmetic number, because the mean of its divisors is an integer number (14640374).

Almost surely, 2^146623452 is an apocalyptic number.

146623452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146623452 is an abundant number, since it is smaller than the sum of its proper divisors (204745524).

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

146623452 is a wasteful number, since it uses less digits than its factorization.

146623452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330277 (or 330275 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 146623452 is about 12108.8171181169. The cubic root of 146623452 is about 527.3121926753.

The spelling of 146623452 in words is "one hundred forty-six million, six hundred twenty-three thousand, four hundred fifty-two".