901225742 has 8 divisors (see below), whose sum is σ = 1352289432. Its totient is φ = 450462600.

The previous prime is 901225723. The next prime is 901225751. The reversal of 901225742 is 247522109.

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

It is a junction number, because it is equal to n+sod(n) for n = 901225699 and 901225708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67484 + ... + 79727.

It is an arithmetic number, because the mean of its divisors is an integer number (169036179).

Almost surely, 2^901225742 is an apocalyptic number.

901225742 is a deficient number, since it is larger than the sum of its proper divisors (451063690).

901225742 is a wasteful number, since it uses less digits than its factorization.

901225742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150274.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 901225742 is about 30020.4220823092. The cubic root of 901225742 is about 965.9274972125.

The spelling of 901225742 in words is "nine hundred one million, two hundred twenty-five thousand, seven hundred forty-two".