146155694 has 8 divisors (see below), whose sum is σ = 219939408. Its totient is φ = 72842560.

The previous prime is 146155649. The next prime is 146155699. The reversal of 146155694 is 496551641.

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

It is a super-2 number, since 2×146155694² = 42722973777243272, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146155699) by changing a digit.

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, 116867 + ... + 118110.

It is an arithmetic number, because the mean of its divisors is an integer number (27492426).

Almost surely, 2^146155694 is an apocalyptic number.

146155694 is a deficient number, since it is larger than the sum of its proper divisors (73783714).

146155694 is a wasteful number, since it uses less digits than its factorization.

146155694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235290.

The product of its digits is 129600, while the sum is 41.

The square root of 146155694 is about 12089.4869204611. The cubic root of 146155694 is about 526.7508516997.

The spelling of 146155694 in words is "one hundred forty-six million, one hundred fifty-five thousand, six hundred ninety-four".