146448542 has 8 divisors (see below), whose sum is σ = 231234600. Its totient is φ = 69370344.

The previous prime is 146448539. The next prime is 146448551. The reversal of 146448542 is 245844641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 3853909 = 146448542 / (1 + 4 + 6 + 4 + 4 + 8 + 5 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 146448496 and 146448505.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1926917 + ... + 1926992.

It is an arithmetic number, because the mean of its divisors is an integer number (28904325).

Almost surely, 2^146448542 is an apocalyptic number.

146448542 is a deficient number, since it is larger than the sum of its proper divisors (84786058).

146448542 is a wasteful number, since it uses less digits than its factorization.

146448542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3853930.

The product of its digits is 122880, while the sum is 38.

The square root of 146448542 is about 12101.5925398271. The cubic root of 146448542 is about 527.1024288804.

The spelling of 146448542 in words is "one hundred forty-six million, four hundred forty-eight thousand, five hundred forty-two".