46390620 has 48 divisors (see below), whose sum is σ = 137537568. Its totient is φ = 11642880.

The previous prime is 46390607. The next prime is 46390621. The reversal of 46390620 is 2609364.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46390621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21721 + ... + 23760.

It is an arithmetic number, because the mean of its divisors is an integer number (2865366).

Almost surely, 2^46390620 is an apocalyptic number.

It is an amenable number.

46390620 is an abundant number, since it is smaller than the sum of its proper divisors (91146948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46390620 is a wasteful number, since it uses less digits than its factorization.

46390620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45510 (or 45508 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 46390620 is about 6811.0659958629. The cubic root of 46390620 is about 359.3161400262.

Adding to 46390620 its reverse (2609364), we get a palindrome (48999984).

The spelling of 46390620 in words is "forty-six million, three hundred ninety thousand, six hundred twenty".