46466640 has 120 divisors (see below), whose sum is σ = 170265888. Its totient is φ = 11262720.

The previous prime is 46466621. The next prime is 46466659. The reversal of 46466640 is 4666464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (46466621) and next prime (46466659).

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 46466595 and 46466604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4987 + ... + 10853.

Almost surely, 2^46466640 is an apocalyptic number.

46466640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46466640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85132944).

46466640 is an abundant number, since it is smaller than the sum of its proper divisors (123799248).

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

46466640 is a wasteful number, since it uses less digits than its factorization.

46466640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5897 (or 5888 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 46466640 is about 6816.6443357417. The cubic root of 46466640 is about 359.5123025702.

The spelling of 46466640 in words is "forty-six million, four hundred sixty-six thousand, six hundred forty".