145435400 has 48 divisors (see below), whose sum is σ = 368882640. Its totient is φ = 52884800.

The previous prime is 145435399. The next prime is 145435427. The reversal of 145435400 is 4534541.

It is a self number, because there is not a number n which added to its sum of digits gives 145435400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30854 + ... + 35253.

It is an arithmetic number, because the mean of its divisors is an integer number (7685055).

Almost surely, 2^145435400 is an apocalyptic number.

145435400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145435400 is an abundant number, since it is smaller than the sum of its proper divisors (223447240).

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

145435400 is a wasteful number, since it uses less digits than its factorization.

145435400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66134 (or 66125 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 145435400 is about 12059.6600283756. The cubic root of 145435400 is about 525.8841036759.

Adding to 145435400 its reverse (4534541), we get a palindrome (149969941).

The spelling of 145435400 in words is "one hundred forty-five million, four hundred thirty-five thousand, four hundred".