32661954 has 60 divisors (see below), whose sum is σ = 79316226. Its totient is φ = 10041408.

The previous prime is 32661949. The next prime is 32661973. The reversal of 32661954 is 45916623.

It is a happy number.

32661954 is a `hidden beast` number, since 32 + 6 + 619 + 5 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 16621929 + 16040025 = 4077^2 + 4005^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 26782 + ... + 27974.

Almost surely, 2^32661954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32661954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39658113).

32661954 is an abundant number, since it is smaller than the sum of its proper divisors (46654272).

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

32661954 is a wasteful number, since it uses less digits than its factorization.

32661954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233 (or 1211 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 32661954 is about 5715.0637791717. The cubic root of 32661954 is about 319.6544251177.

The spelling of 32661954 in words is "thirty-two million, six hundred sixty-one thousand, nine hundred fifty-four".