46491648 has 192 divisors, whose sum is σ = 150958080. Its totient is φ = 12435456.

The previous prime is 46491637. The next prime is 46491649. The reversal of 46491648 is 84619464.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×46491648² = 4322946667511808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (46491649) 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, 989161 + ... + 989207.

It is an arithmetic number, because the mean of its divisors is an integer number (786240).

Almost surely, 2^46491648 is an apocalyptic number.

46491648 is a gapful number since it is divisible by the number (48) 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 46491648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75479040).

46491648 is an abundant number, since it is smaller than the sum of its proper divisors (104466432).

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

46491648 is a wasteful number, since it uses less digits than its factorization.

46491648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102 (or 82 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 46491648 is about 6818.4784226395. The cubic root of 46491648 is about 359.5767866190.

The spelling of 46491648 in words is "forty-six million, four hundred ninety-one thousand, six hundred forty-eight".