146040621 has 4 divisors (see below), whose sum is σ = 194720832. Its totient is φ = 97360412.

The previous prime is 146040619. The next prime is 146040641. The reversal of 146040621 is 126040641.

146040621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 146040621 - 2¹ = 146040619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146040591 and 146040600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146040611) 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, 24340101 + ... + 24340106.

It is an arithmetic number, because the mean of its divisors is an integer number (48680208).

Almost surely, 2^146040621 is an apocalyptic number.

It is an amenable number.

146040621 is a deficient number, since it is larger than the sum of its proper divisors (48680211).

146040621 is an equidigital number, since it uses as much as digits as its factorization.

146040621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48680210.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 146040621 is about 12084.7267656327. The cubic root of 146040621 is about 526.6125728683.

The spelling of 146040621 in words is "one hundred forty-six million, forty thousand, six hundred twenty-one".