742465 has 8 divisors (see below), whose sum is σ = 897408. Its totient is φ = 589680.

The previous prime is 742457. The next prime is 742499. The reversal of 742465 is 564247.

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

It is not a de Polignac number, because 742465 - 2³ = 742457 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 360 + ... + 1270.

It is an arithmetic number, because the mean of its divisors is an integer number (112176).

2⁷⁴²⁴⁶⁵ is an apocalyptic number.

It is an amenable number.

742465 is a deficient number, since it is larger than the sum of its proper divisors (154943).

742465 is a wasteful number, since it uses less digits than its factorization.

742465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079.

The product of its digits is 6720, while the sum is 28.

The square root of 742465 is about 861.6640876815. The cubic root of 742465 is about 90.5507382123.

The spelling of 742465 in words is "seven hundred forty-two thousand, four hundred sixty-five".