148194078 has 32 divisors (see below), whose sum is σ = 302914080. Its totient is φ = 48322560.

The previous prime is 148194077. The next prime is 148194097. The reversal of 148194078 is 870491841.

It is a super-2 number, since 2×148194078² = 43922969508540168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148194073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50368 + ... + 53228.

It is an arithmetic number, because the mean of its divisors is an integer number (9466065).

Almost surely, 2^148194078 is an apocalyptic number.

148194078 is an abundant number, since it is smaller than the sum of its proper divisors (154720002).

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

148194078 is a wasteful number, since it uses less digits than its factorization.

148194078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 148194078 is about 12173.4990039840. The cubic root of 148194078 is about 529.1883601608.

It can be divided in two parts, 1481 and 94078, that added together give a palindrome (95559).

The spelling of 148194078 in words is "one hundred forty-eight million, one hundred ninety-four thousand, seventy-eight".