32897407 has 2 divisors, whose sum is σ = 32897408. Its totient is φ = 32897406.

The previous prime is 32897401. The next prime is 32897413. The reversal of 32897407 is 70479823.

It is a balanced prime because it is at equal distance from previous prime (32897401) and next prime (32897413).

It is an emirp because it is prime and its reverse (70479823) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32897407 - 2¹⁹ = 32373119 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32897407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32897401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16448703 + 16448704.

It is an arithmetic number, because the mean of its divisors is an integer number (16448704).

Almost surely, 2^32897407 is an apocalyptic number.

32897407 is a deficient number, since it is larger than the sum of its proper divisors (1).

32897407 is an equidigital number, since it uses as much as digits as its factorization.

32897407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 32897407 is about 5735.6261210089. The cubic root of 32897407 is about 320.4206934307.

The spelling of 32897407 in words is "thirty-two million, eight hundred ninety-seven thousand, four hundred seven".