148406840 has 16 divisors (see below), whose sum is σ = 333915480. Its totient is φ = 59362720.

The previous prime is 148406813. The next prime is 148406857. The reversal of 148406840 is 48604841.

148406840 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 148406840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855046 + ... + 1855125.

Almost surely, 2^148406840 is an apocalyptic number.

148406840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148406840 is an abundant number, since it is smaller than the sum of its proper divisors (185508640).

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

148406840 is a wasteful number, since it uses less digits than its factorization.

148406840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3710182 (or 3710178 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 148406840 is about 12182.2346061796. The cubic root of 148406840 is about 529.4414906862.

The spelling of 148406840 in words is "one hundred forty-eight million, four hundred six thousand, eight hundred forty".