146989950 has 48 divisors (see below), whose sum is σ = 365333760. Its totient is φ = 39111520.

The previous prime is 146989943. The next prime is 146989963. The reversal of 146989950 is 59989641.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 146989893 and 146989902.

It is a congruent 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, 98107 + ... + 99593.

It is an arithmetic number, because the mean of its divisors is an integer number (7611120).

Almost surely, 2^146989950 is an apocalyptic number.

146989950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146989950 is an abundant number, since it is smaller than the sum of its proper divisors (218343810).

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

146989950 is a wasteful number, since it uses less digits than its factorization.

146989950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2161 (or 2156 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 146989950 is about 12123.9411908834. The cubic root of 146989950 is about 527.7511812595.

It can be divided in two parts, 1469 and 89950, that added together give a palindrome (91419).

The spelling of 146989950 in words is "one hundred forty-six million, nine hundred eighty-nine thousand, nine hundred fifty".