146620407 has 8 divisors (see below), whose sum is σ = 195959920. Its totient is φ = 97513920.

The previous prime is 146620403. The next prime is 146620429. The reversal of 146620407 is 704026641.

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

It is not a de Polignac number, because 146620407 - 2² = 146620403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146620403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56782 + ... + 59307.

It is an arithmetic number, because the mean of its divisors is an integer number (24494990).

Almost surely, 2^146620407 is an apocalyptic number.

146620407 is a deficient number, since it is larger than the sum of its proper divisors (49339513).

146620407 is a wasteful number, since it uses less digits than its factorization.

146620407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116513.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 146620407 is about 12108.6913826392. The cubic root of 146620407 is about 527.3085423344.

The spelling of 146620407 in words is "one hundred forty-six million, six hundred twenty thousand, four hundred seven".