1961435 has 8 divisors (see below), whose sum is σ = 2690016. Its totient is φ = 1344960.

The previous prime is 1961431. The next prime is 1961441. The reversal of 1961435 is 5341691.

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

It is not a de Polignac number, because 1961435 - 2² = 1961431 is a prime.

It is a d-powerful number, because it can be written as 1 + 9³ + 6⁴ + 1 + 4⁶ + 3⁷ + 5⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 1961398 and 1961407.

It is not an unprimeable number, because it can be changed into a prime (1961431) 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, 27986 + ... + 28055.

It is an arithmetic number, because the mean of its divisors is an integer number (336252).

2^1961435 is an apocalyptic number.

1961435 is a deficient number, since it is larger than the sum of its proper divisors (728581).

1961435 is an equidigital number, since it uses as much as digits as its factorization.

1961435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56053.

The product of its digits is 3240, while the sum is 29.

The square root of 1961435 is about 1400.5124062285. The cubic root of 1961435 is about 125.1770291670.

The spelling of 1961435 in words is "one million, nine hundred sixty-one thousand, four hundred thirty-five".