46397219 has 4 divisors (see below), whose sum is σ = 50615160. Its totient is φ = 42179280.

The previous prime is 46397203. The next prime is 46397231. The reversal of 46397219 is 91279364.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 46397219 - 2⁴ = 46397203 is a prime.

It is a super-2 number, since 2×46397219² = 4305403861867922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46397269) 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, 2108954 + ... + 2108975.

It is an arithmetic number, because the mean of its divisors is an integer number (12653790).

Almost surely, 2^46397219 is an apocalyptic number.

46397219 is a deficient number, since it is larger than the sum of its proper divisors (4217941).

46397219 is a wasteful number, since it uses less digits than its factorization.

46397219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4217940.

The product of its digits is 81648, while the sum is 41.

The square root of 46397219 is about 6811.5504108830. The cubic root of 46397219 is about 359.3331766225. Note that the first 3 decimals are identical.

The spelling of 46397219 in words is "forty-six million, three hundred ninety-seven thousand, two hundred nineteen".