42963146 has 8 divisors (see below), whose sum is σ = 64515204. Its totient is φ = 21458080.

The previous prime is 42963133. The next prime is 42963157. The reversal of 42963146 is 64136924.

It can be written as a sum of positive squares in 2 ways, for example, as 42393121 + 570025 = 6511^2 + 755^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9365 + ... + 13176.

Almost surely, 2^42963146 is an apocalyptic number.

42963146 is a deficient number, since it is larger than the sum of its proper divisors (21552058).

42963146 is a wasteful number, since it uses less digits than its factorization.

42963146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23496.

The product of its digits is 31104, while the sum is 35.

The square root of 42963146 is about 6554.6278307773. The cubic root of 42963146 is about 350.2396888787.

Subtracting 42963146 from its reverse (64136924), we obtain a triangular number (21173778 = T₆₅₀₇).

The spelling of 42963146 in words is "forty-two million, nine hundred sixty-three thousand, one hundred forty-six".