145735470 has 32 divisors (see below), whose sum is σ = 388628640. Its totient is φ = 38862720.

The previous prime is 145735459. The next prime is 145735477. The reversal of 145735470 is 74537541.

It is a happy number.

145735470 is a `hidden beast` number, since 1 + 45 + 73 + 547 + 0 = 666.

It is a super-2 number, since 2×145735470² = 42477654432241800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145735477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 269611 + ... + 270150.

It is an arithmetic number, because the mean of its divisors is an integer number (12144645).

Almost surely, 2^145735470 is an apocalyptic number.

145735470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145735470 is an abundant number, since it is smaller than the sum of its proper divisors (242893170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145735470 is a wasteful number, since it uses less digits than its factorization.

145735470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539777 (or 539771 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 145735470 is about 12072.0946815373. The cubic root of 145735470 is about 526.2455325044.

The spelling of 145735470 in words is "one hundred forty-five million, seven hundred thirty-five thousand, four hundred seventy".