145641562 has 16 divisors (see below), whose sum is σ = 242821152. Its totient is φ = 64951120.

The previous prime is 145641541. The next prime is 145641563. The reversal of 145641562 is 265146541.

It is a super-2 number, since 2×145641562² = 42422929163599688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145641563) 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, 61288 + ... + 63619.

It is an arithmetic number, because the mean of its divisors is an integer number (15176322).

Almost surely, 2^145641562 is an apocalyptic number.

145641562 is a deficient number, since it is larger than the sum of its proper divisors (97179590).

145641562 is a wasteful number, since it uses less digits than its factorization.

145641562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124973.

The product of its digits is 28800, while the sum is 34.

The square root of 145641562 is about 12068.2045889188. The cubic root of 145641562 is about 526.1324754155.

The spelling of 145641562 in words is "one hundred forty-five million, six hundred forty-one thousand, five hundred sixty-two".