146486390 has 16 divisors (see below), whose sum is σ = 277553520. Its totient is φ = 55510560.

The previous prime is 146486387. The next prime is 146486443. The reversal of 146486390 is 93684641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385301 + ... + 385680.

It is an arithmetic number, because the mean of its divisors is an integer number (17347095).

Almost surely, 2^146486390 is an apocalyptic number.

146486390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146486390 is a deficient number, since it is larger than the sum of its proper divisors (131067130).

146486390 is a wasteful number, since it uses less digits than its factorization.

146486390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771007.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 146486390 is about 12103.1561999340. The cubic root of 146486390 is about 527.1478328931.

The spelling of 146486390 in words is "one hundred forty-six million, four hundred eighty-six thousand, three hundred ninety".