32142494 has 4 divisors (see below), whose sum is σ = 48213744. Its totient is φ = 16071246.

The previous prime is 32142491. The next prime is 32142503. The reversal of 32142494 is 49424123.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32142491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8035622 + ... + 8035625.

It is an arithmetic number, because the mean of its divisors is an integer number (12053436).

Almost surely, 2^32142494 is an apocalyptic number.

32142494 is a deficient number, since it is larger than the sum of its proper divisors (16071250).

32142494 is a wasteful number, since it uses less digits than its factorization.

32142494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16071249.

The product of its digits is 6912, while the sum is 29.

The square root of 32142494 is about 5669.4350688583. The cubic root of 32142494 is about 317.9507524965.

The spelling of 32142494 in words is "thirty-two million, one hundred forty-two thousand, four hundred ninety-four".