148636406 has 8 divisors (see below), whose sum is σ = 236069640. Its totient is φ = 69946528.

The previous prime is 148636393. The next prime is 148636417. The reversal of 148636406 is 604636841.

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

It is a self number, because there is not a number n which added to its sum of digits gives 148636406.

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, 2185796 + ... + 2185863.

It is an arithmetic number, because the mean of its divisors is an integer number (29508705).

Almost surely, 2^148636406 is an apocalyptic number.

148636406 is a deficient number, since it is larger than the sum of its proper divisors (87433234).

148636406 is a wasteful number, since it uses less digits than its factorization.

148636406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4371678.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 148636406 is about 12191.6531282677. The cubic root of 148636406 is about 529.7143423268.

The spelling of 148636406 in words is "one hundred forty-eight million, six hundred thirty-six thousand, four hundred six".