145690370 has 16 divisors (see below), whose sum is σ = 299706048. Its totient is φ = 49950960.

The previous prime is 145690331. The next prime is 145690373. The reversal of 145690370 is 73096541.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 145690370.

It is not an unprimeable number, because it can be changed into a prime (145690373) 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, 1040576 + ... + 1040715.

It is an arithmetic number, because the mean of its divisors is an integer number (18731628).

Almost surely, 2^145690370 is an apocalyptic number.

145690370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145690370 is an abundant number, since it is smaller than the sum of its proper divisors (154015678).

145690370 is a wasteful number, since it uses less digits than its factorization.

145690370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2081305.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 145690370 is about 12070.2265927364. The cubic root of 145690370 is about 526.1912420785.

The spelling of 145690370 in words is "one hundred forty-five million, six hundred ninety thousand, three hundred seventy".