46440469 has 4 divisors (see below), whose sum is σ = 46752300. Its totient is φ = 46128640.

The previous prime is 46440451. The next prime is 46440491. The reversal of 46440469 is 96404464.

46440469 is nontrivially palindromic in base 15.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2044900 + 44395569 = 1430^2 + 6663^2 .

It is a cyclic number.

It is not a de Polignac number, because 46440469 - 2¹⁷ = 46309397 is a prime.

It is a super-2 number, since 2×46440469² = 4313434321879922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46440269) 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, 155692 + ... + 155989.

It is an arithmetic number, because the mean of its divisors is an integer number (11688075).

Almost surely, 2^46440469 is an apocalyptic number.

It is an amenable number.

46440469 is a deficient number, since it is larger than the sum of its proper divisors (311831).

46440469 is a wasteful number, since it uses less digits than its factorization.

46440469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311830.

The product of its (nonzero) digits is 82944, while the sum is 37.

The square root of 46440469 is about 6814.7244258297. The cubic root of 46440469 is about 359.4447949028. Note that the first 3 decimals are identical.

The spelling of 46440469 in words is "forty-six million, four hundred forty thousand, four hundred sixty-nine".