145706450 has 12 divisors (see below), whose sum is σ = 271014090. Its totient is φ = 58282560.

The previous prime is 145706447. The next prime is 145706549. The reversal of 145706450 is 54607541.

It can be written as a sum of positive squares in 3 ways, for example, as 97278769 + 48427681 = 9863^2 + 6959^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1457015 + ... + 1457114.

Almost surely, 2^145706450 is an apocalyptic number.

145706450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145706450 is a deficient number, since it is larger than the sum of its proper divisors (125307640).

145706450 is a wasteful number, since it uses less digits than its factorization.

145706450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2914141 (or 2914136 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 145706450 is about 12070.8926761860. The cubic root of 145706450 is about 526.2106001274.

The spelling of 145706450 in words is "one hundred forty-five million, seven hundred six thousand, four hundred fifty".