46620405 has 24 divisors (see below), whose sum is σ = 87025848. Its totient is φ = 22951296.

The previous prime is 46620397. The next prime is 46620419. The reversal of 46620405 is 50402664.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9678321 + 36942084 = 3111^2 + 6078^2 .

It is not a de Polignac number, because 46620405 - 2³ = 46620397 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 39262 + ... + 40431.

It is an arithmetic number, because the mean of its divisors is an integer number (3626077).

Almost surely, 2^46620405 is an apocalyptic number.

46620405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

46620405 is a deficient number, since it is larger than the sum of its proper divisors (40405443).

46620405 is a wasteful number, since it uses less digits than its factorization.

46620405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79717 (or 79714 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 46620405 is about 6827.9136637775. The cubic root of 46620405 is about 359.9084257821.

The spelling of 46620405 in words is "forty-six million, six hundred twenty thousand, four hundred five".