148400774 has 4 divisors (see below), whose sum is σ = 222601164. Its totient is φ = 74200386.

The previous prime is 148400741. The next prime is 148400797. The reversal of 148400774 is 477004841.

148400774 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37100192 + ... + 37100195.

It is an arithmetic number, because the mean of its divisors is an integer number (55650291).

Almost surely, 2^148400774 is an apocalyptic number.

148400774 is a deficient number, since it is larger than the sum of its proper divisors (74200390).

148400774 is an equidigital number, since it uses as much as digits as its factorization.

148400774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74200389.

The product of its (nonzero) digits is 25088, while the sum is 35.

The square root of 148400774 is about 12181.9856345343. The cubic root of 148400774 is about 529.4342771017.

The spelling of 148400774 in words is "one hundred forty-eight million, four hundred thousand, seven hundred seventy-four".