146445100 has 36 divisors (see below), whose sum is σ = 325185784. Its totient is φ = 57214080.

The previous prime is 146445067. The next prime is 146445113. The reversal of 146445100 is 1544641.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12729 + ... + 21328.

Almost surely, 2^146445100 is an apocalyptic number.

146445100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146445100 is an abundant number, since it is smaller than the sum of its proper divisors (178740684).

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

146445100 is a wasteful number, since it uses less digits than its factorization.

146445100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34114 (or 34107 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 146445100 is about 12101.4503263039. The cubic root of 146445100 is about 527.0982993280.

Adding to 146445100 its reverse (1544641), we get a palindrome (147989741).

It can be divided in two parts, 1464 and 45100, that added together give a palindrome (46564).

The spelling of 146445100 in words is "one hundred forty-six million, four hundred forty-five thousand, one hundred".