154342046 has 8 divisors (see below), whose sum is σ = 231697920. Its totient is φ = 77109408.

The previous prime is 154342037. The next prime is 154342057. The reversal of 154342046 is 640243451.

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

It is a super-2 number, since 2×154342046² = 47642934326932232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 27611 + ... + 32726.

It is an arithmetic number, because the mean of its divisors is an integer number (28962240).

Almost surely, 2^154342046 is an apocalyptic number.

154342046 is a deficient number, since it is larger than the sum of its proper divisors (77355874).

154342046 is a wasteful number, since it uses less digits than its factorization.

154342046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61618.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 154342046 is about 12423.4474281497. The cubic root of 154342046 is about 536.4073882689.

Adding to 154342046 its reverse (640243451), we get a palindrome (794585497).

The spelling of 154342046 in words is "one hundred fifty-four million, three hundred forty-two thousand, forty-six".