144820370 has 8 divisors (see below), whose sum is σ = 260676684. Its totient is φ = 57928144.

The previous prime is 144820367. The next prime is 144820373. The reversal of 144820370 is 73028441.

It is an interprime number because it is at equal distance from previous prime (144820367) and next prime (144820373).

It can be written as a sum of positive squares in 2 ways, for example, as 140019889 + 4800481 = 11833^2 + 2191^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (144820373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7241009 + ... + 7241028.

Almost surely, 2^144820370 is an apocalyptic number.

144820370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144820370 is a deficient number, since it is larger than the sum of its proper divisors (115856314).

144820370 is a wasteful number, since it uses less digits than its factorization.

144820370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14482044.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 144820370 is about 12034.1335375672. The cubic root of 144820370 is about 525.1417546165.

The spelling of 144820370 in words is "one hundred forty-four million, eight hundred twenty thousand, three hundred seventy".