45012346 has 4 divisors (see below), whose sum is σ = 67518522. Its totient is φ = 22506172.

The previous prime is 45012343. The next prime is 45012361. The reversal of 45012346 is 64321054.

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

It can be written as a sum of positive squares in only one way, i.e., 42575625 + 2436721 = 6525^2 + 1561^2 .

It is a super-2 number, since 2×45012346² = 4052222584847432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45012346.

It is not an unprimeable number, because it can be changed into a prime (45012343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11253085 + ... + 11253088.

Almost surely, 2^45012346 is an apocalyptic number.

45012346 is a deficient number, since it is larger than the sum of its proper divisors (22506176).

45012346 is a wasteful number, since it uses less digits than its factorization.

45012346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22506175.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 45012346 is about 6709.1240858997. The cubic root of 45012346 is about 355.7218559226.

The spelling of 45012346 in words is "forty-five million, twelve thousand, three hundred forty-six".