97129532 has 6 divisors (see below), whose sum is σ = 169976688. Its totient is φ = 48564764.

The previous prime is 97129523. The next prime is 97129537. The reversal of 97129532 is 23592179.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97129537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12141188 + ... + 12141195.

It is an arithmetic number, because the mean of its divisors is an integer number (28329448).

Almost surely, 2^97129532 is an apocalyptic number.

It is an amenable number.

97129532 is a deficient number, since it is larger than the sum of its proper divisors (72847156).

97129532 is a wasteful number, since it uses less digits than its factorization.

97129532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24282387 (or 24282385 counting only the distinct ones).

The product of its digits is 34020, while the sum is 38.

The square root of 97129532 is about 9855.4315988697. The cubic root of 97129532 is about 459.6745208599.

It can be divided in two parts, 971 and 29532, that added together give a palindrome (30503).

The spelling of 97129532 in words is "ninety-seven million, one hundred twenty-nine thousand, five hundred thirty-two".