46989000 has 192 divisors, whose sum is σ = 166458240. Its totient is φ = 11932800.

The previous prime is 46988989. The next prime is 46989017. The reversal of 46989000 is 98964.

It is a super-2 number, since 2×46989000² = 4415932242000000, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 206887 + ... + 207113.

It is an arithmetic number, because the mean of its divisors is an integer number (866970).

Almost surely, 2^46989000 is an apocalyptic number.

46989000 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 46989000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83229120).

46989000 is an abundant number, since it is smaller than the sum of its proper divisors (119469240).

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

46989000 is a wasteful number, since it uses less digits than its factorization.

46989000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 260 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 46989000 is about 6854.8522960017. The cubic root of 46989000 is about 360.8544518548.

Subtracting from 46989000 its sum of digits (36), we obtain a palindrome (46988964).

The spelling of 46989000 in words is "forty-six million, nine hundred eighty-nine thousand".