146456464 has 120 divisors (see below), whose sum is σ = 363351744. Its totient is φ = 55968000.

The previous prime is 146456461. The next prime is 146456477. The reversal of 146456464 is 464654641.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (146456461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1368699 + ... + 1368805.

Almost surely, 2^146456464 is an apocalyptic number.

146456464 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146456464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181675872).

146456464 is an abundant number, since it is smaller than the sum of its proper divisors (216895280).

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

146456464 is a wasteful number, since it uses less digits than its factorization.

146456464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245 (or 228 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

The square root of 146456464 is about 12101.9198476936. The cubic root of 146456464 is about 527.1119330837. Note that the first 3 decimals are identical.

The spelling of 146456464 in words is "one hundred forty-six million, four hundred fifty-six thousand, four hundred sixty-four".