154460142 has 32 divisors (see below), whose sum is σ = 350553600. Its totient is φ = 50390424.

The previous prime is 154460099. The next prime is 154460143. The reversal of 154460142 is 241064451.

154460142 is a `hidden beast` number, since 1 + 54 + 4 + 601 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154460143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27892 + ... + 32967.

It is an arithmetic number, because the mean of its divisors is an integer number (10954800).

Almost surely, 2^154460142 is an apocalyptic number.

154460142 is an abundant number, since it is smaller than the sum of its proper divisors (196093458).

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

154460142 is a wasteful number, since it uses less digits than its factorization.

154460142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60917 (or 60911 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 154460142 is about 12428.1994673404. The cubic root of 154460142 is about 536.5441654649.

The spelling of 154460142 in words is "one hundred fifty-four million, four hundred sixty thousand, one hundred forty-two".