42946351 has 8 divisors (see below), whose sum is σ = 49279104. Its totient is φ = 36663000.

The previous prime is 42946339. The next prime is 42946373. The reversal of 42946351 is 15364924.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42946351 - 2⁷ = 42946223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42946951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10465 + ... + 13978.

It is an arithmetic number, because the mean of its divisors is an integer number (6159888).

Almost surely, 2^42946351 is an apocalyptic number.

42946351 is a deficient number, since it is larger than the sum of its proper divisors (6332753).

42946351 is a wasteful number, since it uses less digits than its factorization.

42946351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24701.

The product of its digits is 25920, while the sum is 34.

The square root of 42946351 is about 6553.3465496645. The cubic root of 42946351 is about 350.1940447800.

The spelling of 42946351 in words is "forty-two million, nine hundred forty-six thousand, three hundred fifty-one".