146049369 has 4 divisors (see below), whose sum is σ = 194732496. Its totient is φ = 97366244.

The previous prime is 146049359. The next prime is 146049391. The reversal of 146049369 is 963940641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 146049369 - 2¹⁵ = 146016601 is a prime.

It is a super-2 number, since 2×146049369² = 42660836370596322, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 146049369.

It is not an unprimeable number, because it can be changed into a prime (146049359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24341559 + ... + 24341564.

It is an arithmetic number, because the mean of its divisors is an integer number (48683124).

Almost surely, 2^146049369 is an apocalyptic number.

It is an amenable number.

146049369 is a deficient number, since it is larger than the sum of its proper divisors (48683127).

146049369 is an equidigital number, since it uses as much as digits as its factorization.

146049369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48683126.

The product of its (nonzero) digits is 139968, while the sum is 42.

The square root of 146049369 is about 12085.0887046807. The cubic root of 146049369 is about 526.6230875565.

The spelling of 146049369 in words is "one hundred forty-six million, forty-nine thousand, three hundred sixty-nine".