148761994 has 8 divisors (see below), whose sum is σ = 230341248. Its totient is φ = 71981580.

The previous prime is 148761971. The next prime is 148762021. The reversal of 148761994 is 499167841.

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

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, 1199632 + ... + 1199755.

It is an arithmetic number, because the mean of its divisors is an integer number (28792656).

Almost surely, 2^148761994 is an apocalyptic number.

148761994 is a deficient number, since it is larger than the sum of its proper divisors (81579254).

148761994 is a wasteful number, since it uses less digits than its factorization.

148761994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399420.

The product of its digits is 435456, while the sum is 49.

The square root of 148761994 is about 12196.8026138001. The cubic root of 148761994 is about 529.8634916027.

The spelling of 148761994 in words is "one hundred forty-eight million, seven hundred sixty-one thousand, nine hundred ninety-four".