146253622 has 4 divisors (see below), whose sum is σ = 219380436. Its totient is φ = 73126810.

The previous prime is 146253607. The next prime is 146253631. The reversal of 146253622 is 226352641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226352641 = 3391 ⋅66751.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36563404 + ... + 36563407.

It is an arithmetic number, because the mean of its divisors is an integer number (54845109).

Almost surely, 2^146253622 is an apocalyptic number.

146253622 is a deficient number, since it is larger than the sum of its proper divisors (73126814).

146253622 is an equidigital number, since it uses as much as digits as its factorization.

146253622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73126813.

The product of its digits is 17280, while the sum is 31.

The square root of 146253622 is about 12093.5363727902. The cubic root of 146253622 is about 526.8684708848.

The spelling of 146253622 in words is "one hundred forty-six million, two hundred fifty-three thousand, six hundred twenty-two".