145370322 has 16 divisors (see below), whose sum is σ = 323045280. Its totient is φ = 48456756.

The previous prime is 145370321. The next prime is 145370341. The reversal of 145370322 is 223073541.

It is a super-2 number, since 2×145370322² = 42265061036767368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (145370321) 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, 1345968 + ... + 1346075.

It is an arithmetic number, because the mean of its divisors is an integer number (20190330).

Almost surely, 2^145370322 is an apocalyptic number.

145370322 is an abundant number, since it is smaller than the sum of its proper divisors (177674958).

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

145370322 is a wasteful number, since it uses less digits than its factorization.

145370322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692054 (or 2692048 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 145370322 is about 12056.9615575401. The cubic root of 145370322 is about 525.8056528274.

The spelling of 145370322 in words is "one hundred forty-five million, three hundred seventy thousand, three hundred twenty-two".