42792646 has 16 divisors (see below), whose sum is σ = 70996464. Its totient is φ = 19216224.

The previous prime is 42792619. The next prime is 42792649. The reversal of 42792646 is 64629724.

It is a junction number, because it is equal to n+sod(n) for n = 42792599 and 42792608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42792649) 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, 21280 + ... + 23203.

It is an arithmetic number, because the mean of its divisors is an integer number (4437279).

Almost surely, 2^42792646 is an apocalyptic number.

42792646 is a deficient number, since it is larger than the sum of its proper divisors (28203818).

42792646 is a wasteful number, since it uses less digits than its factorization.

42792646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44535.

The product of its digits is 145152, while the sum is 40.

The square root of 42792646 is about 6541.6088235235. The cubic root of 42792646 is about 349.7757638512.

The spelling of 42792646 in words is "forty-two million, seven hundred ninety-two thousand, six hundred forty-six".