145394410 has 32 divisors (see below), whose sum is σ = 299624832. Its totient is φ = 49761600.

The previous prime is 145394393. The next prime is 145394419. The reversal of 145394410 is 14493541.

It is a super-2 number, since 2×145394410² = 42279068918496200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145394419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47589 + ... + 50551.

It is an arithmetic number, because the mean of its divisors is an integer number (9363276).

Almost surely, 2^145394410 is an apocalyptic number.

145394410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

145394410 is an abundant number, since it is smaller than the sum of its proper divisors (154230422).

145394410 is a wasteful number, since it uses less digits than its factorization.

145394410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 145394410 is about 12057.9604411360. The cubic root of 145394410 is about 525.8346933882.

The spelling of 145394410 in words is "one hundred forty-five million, three hundred ninety-four thousand, four hundred ten".