34721152 has 32 divisors (see below), whose sum is σ = 69437520. Its totient is φ = 17293824.

The previous prime is 34721131. The next prime is 34721153. The reversal of 34721152 is 25112743.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34721153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62058 + ... + 62614.

Almost surely, 2^34721152 is an apocalyptic number.

34721152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

34721152 is a deficient number, since it is larger than the sum of its proper divisors (34716368).

34721152 is an equidigital number, since it uses as much as digits as its factorization.

34721152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058 (or 1046 counting only the distinct ones).

The product of its digits is 1680, while the sum is 25.

The square root of 34721152 is about 5892.4656978212. The cubic root of 34721152 is about 326.2356182403.

Adding to 34721152 its reverse (25112743), we get a palindrome (59833895).

It can be divided in two parts, 3472 and 1152, that added together give a square (4624 = 68²).

The spelling of 34721152 in words is "thirty-four million, seven hundred twenty-one thousand, one hundred fifty-two".