146154242 has 24 divisors (see below), whose sum is σ = 238804020. Its totient is φ = 67055040.

The previous prime is 146154241. The next prime is 146154263. The reversal of 146154242 is 242451641.

It can be written as a sum of positive squares in 6 ways, for example, as 1168561 + 144985681 = 1081^2 + 12041^2 .

It is a super-2 number, since 2×146154242² = 42722124909189128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146154241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59984 + ... + 62372.

Almost surely, 2^146154242 is an apocalyptic number.

146154242 is a deficient number, since it is larger than the sum of its proper divisors (92649778).

146154242 is a wasteful number, since it uses less digits than its factorization.

146154242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598 (or 2585 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 146154242 is about 12089.4268681356. The cubic root of 146154242 is about 526.7491073389.

The spelling of 146154242 in words is "one hundred forty-six million, one hundred fifty-four thousand, two hundred forty-two".