42820467 has 8 divisors (see below), whose sum is σ = 60452496. Its totient is φ = 26867712.

The previous prime is 42820451. The next prime is 42820483. The reversal of 42820467 is 76402824.

It is an interprime number because it is at equal distance from previous prime (42820451) and next prime (42820483).

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

It is not a de Polignac number, because 42820467 - 2⁴ = 42820451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42820367) 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, 419758 + ... + 419859.

It is an arithmetic number, because the mean of its divisors is an integer number (7556562).

Almost surely, 2^42820467 is an apocalyptic number.

42820467 is a deficient number, since it is larger than the sum of its proper divisors (17632029).

42820467 is a wasteful number, since it uses less digits than its factorization.

42820467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 839637.

The product of its (nonzero) digits is 21504, while the sum is 33.

The square root of 42820467 is about 6543.7349426761. The cubic root of 42820467 is about 349.8515479275.

The spelling of 42820467 in words is "forty-two million, eight hundred twenty thousand, four hundred sixty-seven".