32672745 has 24 divisors (see below), whose sum is σ = 64723776. Its totient is φ = 14935968.

The previous prime is 32672743. The next prime is 32672747. The reversal of 32672745 is 54727623.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (32672743) and next prime (32672747).

It is not a de Polignac number, because 32672745 - 2¹ = 32672743 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32672743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51547 + ... + 52176.

It is an arithmetic number, because the mean of its divisors is an integer number (2696824).

Almost surely, 2^32672745 is an apocalyptic number.

32672745 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

32672745 is a deficient number, since it is larger than the sum of its proper divisors (32051031).

32672745 is a wasteful number, since it uses less digits than its factorization.

32672745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103741 (or 103738 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 32672745 is about 5716.0077851591. The cubic root of 32672745 is about 319.6896241865.

The spelling of 32672745 in words is "thirty-two million, six hundred seventy-two thousand, seven hundred forty-five".