42732967 has 4 divisors (see below), whose sum is σ = 42748776. Its totient is φ = 42717160.

The previous prime is 42732953. The next prime is 42732971. The reversal of 42732967 is 76923724.

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

It is a cyclic number.

It is not a de Polignac number, because 42732967 - 2⁷ = 42732839 is a prime.

It is a super-2 number, since 2×42732967² = 3652212937246178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42733967) 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, 2713 + ... + 9634.

It is an arithmetic number, because the mean of its divisors is an integer number (10687194).

Almost surely, 2^42732967 is an apocalyptic number.

42732967 is a deficient number, since it is larger than the sum of its proper divisors (15809).

42732967 is a wasteful number, since it uses less digits than its factorization.

42732967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15808.

The product of its digits is 127008, while the sum is 40.

The square root of 42732967 is about 6537.0457394759. The cubic root of 42732967 is about 349.6130880872.

The spelling of 42732967 in words is "forty-two million, seven hundred thirty-two thousand, nine hundred sixty-seven".