148174442 has 8 divisors (see below), whose sum is σ = 239358756. Its totient is φ = 68388192.

The previous prime is 148174421. The next prime is 148174457. The reversal of 148174442 is 244471841.

It can be written as a sum of positive squares in 2 ways, for example, as 138321121 + 9853321 = 11761^2 + 3139^2 .

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

It is a super-2 number, since 2×148174442² = 43911330524022728, which contains 22 as substring.

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, 2849483 + ... + 2849534.

Almost surely, 2^148174442 is an apocalyptic number.

148174442 is a deficient number, since it is larger than the sum of its proper divisors (91184314).

148174442 is a wasteful number, since it uses less digits than its factorization.

148174442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5699032.

The product of its digits is 28672, while the sum is 35.

The square root of 148174442 is about 12172.6924712653. The cubic root of 148174442 is about 529.1649863037.

The spelling of 148174442 in words is "one hundred forty-eight million, one hundred seventy-four thousand, four hundred forty-two".