46021309 has 8 divisors (see below), whose sum is σ = 47200032. Its totient is φ = 44847600.

The previous prime is 46021307. The next prime is 46021333. The reversal of 46021309 is 90312064.

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

It is a cyclic number.

It is not a de Polignac number, because 46021309 - 2¹ = 46021307 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 (46021307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23259 + ... + 25159.

It is an arithmetic number, because the mean of its divisors is an integer number (5900004).

Almost surely, 2^46021309 is an apocalyptic number.

It is an amenable number.

46021309 is a deficient number, since it is larger than the sum of its proper divisors (1178723).

46021309 is a wasteful number, since it uses less digits than its factorization.

46021309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 46021309 is about 6783.9007215613. The cubic root of 46021309 is about 358.3601054933.

The spelling of 46021309 in words is "forty-six million, twenty-one thousand, three hundred nine".