46145217 has 4 divisors (see below), whose sum is σ = 61526960. Its totient is φ = 30763476.

The previous prime is 46145207. The next prime is 46145221. The reversal of 46145217 is 71254164.

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 not a de Polignac number, because 46145217 - 2⁴ = 46145201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46145207) 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, 7690867 + ... + 7690872.

It is an arithmetic number, because the mean of its divisors is an integer number (15381740).

Almost surely, 2^46145217 is an apocalyptic number.

It is an amenable number.

46145217 is a deficient number, since it is larger than the sum of its proper divisors (15381743).

46145217 is a wasteful number, since it uses less digits than its factorization.

46145217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15381742.

The product of its digits is 6720, while the sum is 30.

The square root of 46145217 is about 6793.0270866529. The cubic root of 46145217 is about 358.6814341235.

The spelling of 46145217 in words is "forty-six million, one hundred forty-five thousand, two hundred seventeen".