154234402 has 16 divisors (see below), whose sum is σ = 268349760. Its totient is φ = 65113488.

The previous prime is 154234369. The next prime is 154234403. The reversal of 154234402 is 204432451.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (154234403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81277 + ... + 83152.

It is an arithmetic number, because the mean of its divisors is an integer number (16771860).

Almost surely, 2^154234402 is an apocalyptic number.

154234402 is a deficient number, since it is larger than the sum of its proper divisors (114115358).

154234402 is a wasteful number, since it uses less digits than its factorization.

154234402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164505.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 154234402 is about 12419.1143806634. The cubic root of 154234402 is about 536.2826556438.

Adding to 154234402 its reverse (204432451), we get a palindrome (358666853).

The spelling of 154234402 in words is "one hundred fifty-four million, two hundred thirty-four thousand, four hundred two".