146249456 has 60 divisors (see below), whose sum is σ = 304871112. Its totient is φ = 67909248.

The previous prime is 146249449. The next prime is 146249471. The reversal of 146249456 is 654942641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 312935 + ... + 313401.

Almost surely, 2^146249456 is an apocalyptic number.

146249456 is a gapful number since it is divisible by the number (16) 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 146249456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152435556).

146249456 is an abundant number, since it is smaller than the sum of its proper divisors (158621656).

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

146249456 is a wasteful number, since it uses less digits than its factorization.

146249456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 529 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 146249456 is about 12093.3641307950. The cubic root of 146249456 is about 526.8634682625.

The spelling of 146249456 in words is "one hundred forty-six million, two hundred forty-nine thousand, four hundred fifty-six".