148789774 has 12 divisors (see below), whose sum is σ = 259623144. Its totient is φ = 63767004.

The previous prime is 148789759. The next prime is 148789787. The reversal of 148789774 is 477987841.

148789774 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 759034 + ... + 759229.

It is an arithmetic number, because the mean of its divisors is an integer number (21635262).

Almost surely, 2^148789774 is an apocalyptic number.

148789774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

148789774 is a deficient number, since it is larger than the sum of its proper divisors (110833370).

148789774 is a wasteful number, since it uses less digits than its factorization.

148789774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518279 (or 1518272 counting only the distinct ones).

The product of its digits is 3161088, while the sum is 55.

The square root of 148789774 is about 12197.9413836926. The cubic root of 148789774 is about 529.8964720060.

The spelling of 148789774 in words is "one hundred forty-eight million, seven hundred eighty-nine thousand, seven hundred seventy-four".