105378052 has 24 divisors (see below), whose sum is σ = 205006592. Its totient is φ = 47066400.

The previous prime is 105378041. The next prime is 105378059. The reversal of 105378052 is 250873501.

It is a super-2 number, since 2×105378052² = 22209067686629408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (105378059) 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, 31074 + ... + 34297.

Almost surely, 2^105378052 is an apocalyptic number.

It is an amenable number.

105378052 is a deficient number, since it is larger than the sum of its proper divisors (99628540).

105378052 is a wasteful number, since it uses less digits than its factorization.

105378052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65419 (or 65417 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 105378052 is about 10265.3812398761. The cubic root of 105378052 is about 472.3349210098.

The spelling of 105378052 in words is "one hundred five million, three hundred seventy-eight thousand, fifty-two".