52146046 has 4 divisors (see below), whose sum is σ = 78219072. Its totient is φ = 26073022.

The previous prime is 52146043. The next prime is 52146047. The reversal of 52146046 is 64064125.

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

It is a super-2 number, since 2×52146046² = 5438420226868232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52146041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13036510 + ... + 13036513.

It is an arithmetic number, because the mean of its divisors is an integer number (19554768).

Almost surely, 2^52146046 is an apocalyptic number.

52146046 is a deficient number, since it is larger than the sum of its proper divisors (26073026).

52146046 is a wasteful number, since it uses less digits than its factorization.

52146046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26073025.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 52146046 is about 7221.2219187614. The cubic root of 52146046 is about 373.6002238764.

The spelling of 52146046 in words is "fifty-two million, one hundred forty-six thousand, forty-six".