1072346406 has 8 divisors (see below), whose sum is σ = 2144692824. Its totient is φ = 357448800.

The previous prime is 1072346393. The next prime is 1072346419. The reversal of 1072346406 is 6046432701.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1072346393) and next prime (1072346419).

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

1072346406 is an admirable number.

It is a super-2 number, since 2×1072346406² = 2299853628922233672, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89362195 + ... + 89362206.

It is an arithmetic number, because the mean of its divisors is an integer number (268086603).

Almost surely, 2^1072346406 is an apocalyptic number.

1072346406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1072346406 is a wasteful number, since it uses less digits than its factorization.

1072346406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178724406.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 1072346406 is about 32746.7006887717. The cubic root of 1072346406 is about 1023.5562162639.

The spelling of 1072346406 in words is "one billion, seventy-two million, three hundred forty-six thousand, four hundred six".