32250000 has 140 divisors (see below), whose sum is σ = 106561136. Its totient is φ = 8400000.

The previous prime is 32249993. The next prime is 32250041. The reversal of 32250000 is 5223.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 749979 + ... + 750021.

Almost surely, 2^32250000 is an apocalyptic number.

32250000 is a gapful number since it is divisible by the number (30) 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 32250000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53280568).

32250000 is an abundant number, since it is smaller than the sum of its proper divisors (74311136).

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

32250000 is an frugal number, since it uses more digits than its factorization.

32250000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 53 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 32250000 is about 5678.9083458003. The cubic root of 32250000 is about 318.3048380208.

Adding to 32250000 its reverse (5223), we get a palindrome (32255223).

It can be divided in two parts, 32 and 250000, that multiplied together give a cube (8000000 = 200³).

The spelling of 32250000 in words is "thirty-two million, two hundred fifty thousand".