46621387 has 8 divisors (see below), whose sum is σ = 48570480. Its totient is φ = 44711040.

The previous prime is 46621363. The next prime is 46621409. The reversal of 46621387 is 78312664.

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 46621387 - 2¹⁹ = 46097099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46621787) 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, 7218 + ... + 12055.

It is an arithmetic number, because the mean of its divisors is an integer number (6071310).

Almost surely, 2^46621387 is an apocalyptic number.

46621387 is a deficient number, since it is larger than the sum of its proper divisors (1949093).

46621387 is a wasteful number, since it uses less digits than its factorization.

46621387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19373.

The product of its digits is 48384, while the sum is 37.

The square root of 46621387 is about 6827.9855740914. The cubic root of 46621387 is about 359.9109527699.

The spelling of 46621387 in words is "forty-six million, six hundred twenty-one thousand, three hundred eighty-seven".