148343738 has 8 divisors (see below), whose sum is σ = 225563988. Its totient is φ = 73155744.

The previous prime is 148343731. The next prime is 148343743. The reversal of 148343738 is 837343841.

It can be written as a sum of positive squares in 2 ways, for example, as 143113369 + 5230369 = 11963^2 + 2287^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 148343695 and 148343704.

It is not an unprimeable number, because it can be changed into a prime (148343731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507881 + ... + 508172.

Almost surely, 2^148343738 is an apocalyptic number.

148343738 is a deficient number, since it is larger than the sum of its proper divisors (77220250).

148343738 is a wasteful number, since it uses less digits than its factorization.

148343738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016128.

The product of its digits is 193536, while the sum is 41.

The square root of 148343738 is about 12179.6444118866. The cubic root of 148343738 is about 529.3664412407.

The spelling of 148343738 in words is "one hundred forty-eight million, three hundred forty-three thousand, seven hundred thirty-eight".