146378650 has 48 divisors (see below), whose sum is σ = 301953888. Its totient is φ = 52344000.

The previous prime is 146378611. The next prime is 146378707. The reversal of 146378650 is 56873641.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31369 + ... + 35731.

It is an arithmetic number, because the mean of its divisors is an integer number (6290706).

Almost surely, 2^146378650 is an apocalyptic number.

146378650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146378650 is an abundant number, since it is smaller than the sum of its proper divisors (155575238).

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

146378650 is a wasteful number, since it uses less digits than its factorization.

146378650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4447 (or 4442 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 146378650 is about 12098.7044760999. The cubic root of 146378650 is about 527.0185630059.

The spelling of 146378650 in words is "one hundred forty-six million, three hundred seventy-eight thousand, six hundred fifty".